22331013020022 has 64 divisors (see below), whose sum is σ = 53872798763520. Its totient is φ = 6028279593984.

The previous prime is 22331013019999. The next prime is 22331013020143. The reversal of 22331013020022 is 22002031013322.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37214043 + ... + 37809350.

It is an arithmetic number, because the mean of its divisors is an integer number (841762480680).

Almost surely, 2^{22331013020022} is an apocalyptic number.

22331013020022 is an abundant number, since it is smaller than the sum of its proper divisors (31541785743498).

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

22331013020022 is a wasteful number, since it uses less digits than its factorization.

22331013020022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75023797.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 22331013020022 its reverse (22002031013322), we get a palindrome (44333044033344).

The spelling of 22331013020022 in words is "twenty-two trillion, three hundred thirty-one billion, thirteen million, twenty thousand, twenty-two".