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131203110000 = 2435417237409
BaseRepresentation
bin111101000110001010…
…0001001010001110000
3110112122202210120021110
41322030110021101300
54122200444010000
6140135053553320
712323223014454
oct1721424112160
9415582716243
10131203110000
115070880a516
12215177a5840
13c4ac217741
1464c91a8664
15362d7b5850
hex1e8c509470

131203110000 has 600 divisors, whose sum is σ = 463210662640. Its totient is φ = 31961088000.

The previous prime is 131203109987. The next prime is 131203110023. The reversal of 131203110000 is 11302131.

It is a tau number, because it is divible by the number of its divisors (600).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 320789796 + ... + 320790204.

Almost surely, 2131203110000 is an apocalyptic number.

131203110000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 131203110000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (231605331320).

131203110000 is an abundant number, since it is smaller than the sum of its proper divisors (332007552640).

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

131203110000 is a wasteful number, since it uses less digits than its factorization.

131203110000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511 (or 473 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 131203110000 its reverse (11302131), we get a palindrome (131214412131).

The spelling of 131203110000 in words is "one hundred thirty-one billion, two hundred three million, one hundred ten thousand".