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1001120011210 = 251131293583581
BaseRepresentation
bin11101001000101110110…
…01110001001111001010
310112201001202220220000201
432210113121301033022
5112400243210324320
62043524100122414
7132220454455564
oct16442731611712
93481052826021
101001120011210
113566331689a0
1214203509640a
1373536334a77
14366510b4334
151b094c5170a
hexe9176713ca

1001120011210 has 32 divisors (see below), whose sum is σ = 2029249718784. Its totient is φ = 352300296000.

The previous prime is 1001120011189. The next prime is 1001120011249. The reversal of 1001120011210 is 121100211001.

It is a super-2 number, since 2×10011200112102 (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146788381 + ... + 146795200.

It is an arithmetic number, because the mean of its divisors is an integer number (63414053712).

Almost surely, 21001120011210 is an apocalyptic number.

1001120011210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1001120011210 is an abundant number, since it is smaller than the sum of its proper divisors (1028129707574).

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

1001120011210 is a wasteful number, since it uses less digits than its factorization.

1001120011210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293583630.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1001120011210 its reverse (121100211001), we get a palindrome (1122220222211).

The spelling of 1001120011210 in words is "one trillion, one billion, one hundred twenty million, eleven thousand, two hundred ten".

Divisors: 1 2 5 10 11 22 31 55 62 110 155 310 341 682 1705 3410 293583581 587167162 1467917905 2935835810 3229419391 6458838782 9101091011 16147096955 18202182022 32294193910 45505455055 91010910110 100112001121 200224002242 500560005605 1001120011210