101026561011 has 32 divisors (see below), whose sum is σ = 144623646720. Its totient is φ = 62505163776.

The previous prime is 101026560917. The next prime is 101026561021. The reversal of 101026561011 is 110165620101.

It is not a de Polignac number, because 101026561011 - 2¹⁴ = 101026544627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101026561021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1635490 + ... + 1696136.

It is an arithmetic number, because the mean of its divisors is an integer number (4519488960).

Almost surely, 2^101026561011 is an apocalyptic number.

101026561011 is a deficient number, since it is larger than the sum of its proper divisors (43597085709).

101026561011 is a wasteful number, since it uses less digits than its factorization.

101026561011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61123.

The product of its (nonzero) digits is 360, while the sum is 24.

The spelling of 101026561011 in words is "one hundred one billion, twenty-six million, five hundred sixty-one thousand, eleven".