101511165660131 has 2 divisors, whose sum is σ = 101511165660132. Its totient is φ = 101511165660130.

The previous prime is 101511165660109. The next prime is 101511165660199. The reversal of 101511165660131 is 131066561115101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101511165660131 - 2⁴⁶ = 31142421482467 is a prime.

It is a super-2 number, since 2×101511165660131² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (101511165660431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50755582830065 + 50755582830066.

It is an arithmetic number, because the mean of its divisors is an integer number (50755582830066).

Almost surely, 2^{101511165660131} is an apocalyptic number.

101511165660131 is a deficient number, since it is larger than the sum of its proper divisors (1).

101511165660131 is an equidigital number, since it uses as much as digits as its factorization.

101511165660131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16200, while the sum is 38.

The spelling of 101511165660131 in words is "one hundred one trillion, five hundred eleven billion, one hundred sixty-five million, six hundred sixty thousand, one hundred thirty-one".