22012022202012 has 48 divisors (see below), whose sum is σ = 58035463449600. Its totient is φ = 7212979024560.

The previous prime is 22012022201989. The next prime is 22012022202031. The reversal of 22012022202012 is 21020222021022.

22012022202012 is a `hidden beast` number, since 220 + 1 + 20 + 2 + 220 + 201 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1727239564 + ... + 1727252307.

It is an arithmetic number, because the mean of its divisors is an integer number (1209072155200).

Almost surely, 2^{22012022202012} is an apocalyptic number.

It is an amenable number.

22012022202012 is an abundant number, since it is smaller than the sum of its proper divisors (36023441247588).

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

22012022202012 is a wasteful number, since it uses less digits than its factorization.

22012022202012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3454491943 (or 3454491935 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 22012022202012 its reverse (21020222021022), we get a palindrome (43032244223034).

The spelling of 22012022202012 in words is "twenty-two trillion, twelve billion, twenty-two million, two hundred two thousand, twelve".