101561656002 has 16 divisors (see below), whose sum is σ = 211954760640. Its totient is φ = 32381977232.

The previous prime is 101561655973. The next prime is 101561656039. The reversal of 101561656002 is 200656165101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 367976877 + ... + 367977152.

It is an arithmetic number, because the mean of its divisors is an integer number (13247172540).

Almost surely, 2^101561656002 is an apocalyptic number.

101561656002 is an abundant number, since it is smaller than the sum of its proper divisors (110393104638).

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

101561656002 is a wasteful number, since it uses less digits than its factorization.

101561656002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 735954057.

The product of its (nonzero) digits is 10800, while the sum is 33.

The spelling of 101561656002 in words is "one hundred one billion, five hundred sixty-one million, six hundred fifty-six thousand, two".