22157042073 has 16 divisors (see below), whose sum is σ = 29989958400. Its totient is φ = 14548659840.

The previous prime is 22157042051. The next prime is 22157042077. The reversal of 22157042073 is 37024075122.

It is not a de Polignac number, because 22157042073 - 2¹² = 22157037977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22157042077) 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, 17358 + ... + 211223.

It is an arithmetic number, because the mean of its divisors is an integer number (1874372400).

Almost surely, 2^22157042073 is an apocalyptic number.

It is an amenable number.

22157042073 is a deficient number, since it is larger than the sum of its proper divisors (7832916327).

22157042073 is a wasteful number, since it uses less digits than its factorization.

22157042073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229072.

The product of its (nonzero) digits is 23520, while the sum is 33.

The spelling of 22157042073 in words is "twenty-two billion, one hundred fifty-seven million, forty-two thousand, seventy-three".