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131100223001 = 1167335275021
BaseRepresentation
bin111101000011000101…
…1101010011000011001
3110112101121012100211212
41322012023222120121
54121443124114001
6140120540432505
712320533336406
oct1720613523031
9415347170755
10131100223001
1150665726a40
12214a9248735
13c493b02b67
1464b96652ad
1536247407bb
hex1e862ea619

131100223001 has 16 divisors (see below), whose sum is σ = 143300078208. Its totient is φ = 118947494400.

The previous prime is 131100222977. The next prime is 131100223013. The reversal of 131100223001 is 100322001131.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-131100223001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131100223301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26107871 + ... + 26112891.

It is an arithmetic number, because the mean of its divisors is an integer number (8956254888).

Almost surely, 2131100223001 is an apocalyptic number.

131100223001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

131100223001 is a deficient number, since it is larger than the sum of its proper divisors (12199855207).

131100223001 is a wasteful number, since it uses less digits than its factorization.

131100223001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9232.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 131100223001 its reverse (100322001131), we get a palindrome (231422224132).

The spelling of 131100223001 in words is "one hundred thirty-one billion, one hundred million, two hundred twenty-three thousand, one".

Divisors: 1 11 673 3527 5021 7403 38797 55231 2373671 3379133 17709067 26110381 37170463 194799737 11918202091 131100223001