22022012010021 has 16 divisors (see below), whose sum is σ = 29535031239168. Its totient is φ = 14595222686400.

The previous prime is 22022012010013. The next prime is 22022012010023. The reversal of 22022012010021 is 12001021022022.

It is not a de Polignac number, because 22022012010021 - 2³ = 22022012010013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22022012010023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5367765 + ... + 8535626.

It is an arithmetic number, because the mean of its divisors is an integer number (1845939452448).

Almost surely, 2^{22022012010021} is an apocalyptic number.

It is an amenable number.

22022012010021 is a deficient number, since it is larger than the sum of its proper divisors (7513019229147).

22022012010021 is a wasteful number, since it uses less digits than its factorization.

22022012010021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13906492.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22022012010021 its reverse (12001021022022), we get a palindrome (34023033032043).

The spelling of 22022012010021 in words is "twenty-two trillion, twenty-two billion, twelve million, ten thousand, twenty-one".