101056264161 has 4 divisors (see below), whose sum is σ = 134741685552. Its totient is φ = 67370842772.

The previous prime is 101056264157. The next prime is 101056264163. The reversal of 101056264161 is 161462650101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 101056264161 - 2² = 101056264157 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101056264163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16842710691 + ... + 16842710696.

It is an arithmetic number, because the mean of its divisors is an integer number (33685421388).

Almost surely, 2^101056264161 is an apocalyptic number.

It is an amenable number.

101056264161 is a deficient number, since it is larger than the sum of its proper divisors (33685421391).

101056264161 is an equidigital number, since it uses as much as digits as its factorization.

101056264161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33685421390.

The product of its (nonzero) digits is 8640, while the sum is 33.

The spelling of 101056264161 in words is "one hundred one billion, fifty-six million, two hundred sixty-four thousand, one hundred sixty-one".