22016423454321 has 16 divisors (see below), whose sum is σ = 29842698570048. Its totient is φ = 14433982536000.

The previous prime is 22016423454283. The next prime is 22016423454331. The reversal of 22016423454321 is 12345432461022.

It is a de Polignac number, because none of the positive numbers 2^k-22016423454321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22016423454321.

It is not an unprimeable number, because it can be changed into a prime (22016423454331) 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, 11690130 + ... + 13442171.

It is an arithmetic number, because the mean of its divisors is an integer number (1865168660628).

Almost surely, 2^{22016423454321} is an apocalyptic number.

It is an amenable number.

22016423454321 is a deficient number, since it is larger than the sum of its proper divisors (7826275115727).

22016423454321 is a wasteful number, since it uses less digits than its factorization.

22016423454321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25137152.

The product of its (nonzero) digits is 276480, while the sum is 39.

The spelling of 22016423454321 in words is "twenty-two trillion, sixteen billion, four hundred twenty-three million, four hundred fifty-four thousand, three hundred twenty-one".