16100560021 has 16 divisors (see below), whose sum is σ = 20095181568. Its totient is φ = 12559478400.

The previous prime is 16100560019. The next prime is 16100560031. The reversal of 16100560021 is 12006500161.

It is not a de Polignac number, because 16100560021 - 2¹ = 16100560019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16100559974 and 16100560001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16100560031) 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, 1239520 + ... + 1252441.

It is an arithmetic number, because the mean of its divisors is an integer number (1255948848).

Almost surely, 2^16100560021 is an apocalyptic number.

It is an amenable number.

16100560021 is a deficient number, since it is larger than the sum of its proper divisors (3994621547).

16100560021 is a wasteful number, since it uses less digits than its factorization.

16100560021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2492052.

The product of its (nonzero) digits is 360, while the sum is 22.

The spelling of 16100560021 in words is "sixteen billion, one hundred million, five hundred sixty thousand, twenty-one".