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131010111121300 = 225215794637178931
BaseRepresentation
bin11101110010011100101011…
…001000101010011110010100
3122011212102222220021220010221
4131302130223020222132110
5114132432201421340200
61142345114132524124
736411111453444325
oct3562345310523624
9564772886256127
10131010111121300
1138820092335214
121283a779180644
13581427b576a28
14244cccd41244c
151022d1881c91a
hex77272b22a794

131010111121300 has 72 divisors (see below), whose sum is σ = 284534925161760. Its totient is φ = 52359269577600.

The previous prime is 131010111121261. The next prime is 131010111121301. The reversal of 131010111121300 is 3121111010131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131010111121301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 732092835 + ... + 732271765.

It is an arithmetic number, because the mean of its divisors is an integer number (3951873960580).

Almost surely, 2131010111121300 is an apocalyptic number.

131010111121300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131010111121300 is an abundant number, since it is smaller than the sum of its proper divisors (153524814040460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131010111121300 is a wasteful number, since it uses less digits than its factorization.

131010111121300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185161 (or 185154 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 16.

Adding to 131010111121300 its reverse (3121111010131), we get a palindrome (134131222131431).

The spelling of 131010111121300 in words is "one hundred thirty-one trillion, ten billion, one hundred eleven million, one hundred twenty-one thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 1579 3158 4637 6316 7895 9274 15790 18548 23185 31580 39475 46370 78950 92740 115925 157900 178931 231850 357862 463700 715724 894655 1789310 3578620 4473275 7321823 8946550 14643646 17893100 29287292 36609115 73218230 146436460 183045575 282532049 366091150 565064098 732182300 829703047 1130128196 1412660245 1659406094 2825320490 3318812188 4148515235 5650640980 7063301225 8297030470 14126602450 16594060940 20742576175 28253204900 41485152350 82970304700 1310101111213 2620202222426 5240404444852 6550505556065 13101011112130 26202022224260 32752527780325 65505055560650 131010111121300