22212020999958 has 16 divisors (see below), whose sum is σ = 45457159256256. Its totient is φ = 7231820790600.

The previous prime is 22212020999957. The next prime is 22212020999999. The reversal of 22212020999958 is 85999902021222.

It is a super-4 number, since 4×22212020999958⁴ (a number of 54 digits) contains 4444 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22212020999957) 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 7 ways as a sum of consecutive naturals, for example, 43046552068 + ... + 43046552583.

It is an arithmetic number, because the mean of its divisors is an integer number (2841072453516).

Almost surely, 2^{22212020999958} is an apocalyptic number.

22212020999958 is an abundant number, since it is smaller than the sum of its proper divisors (23245138256298).

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

22212020999958 is a wasteful number, since it uses less digits than its factorization.

22212020999958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86093104699.

The product of its (nonzero) digits is 8398080, while the sum is 60.

The spelling of 22212020999958 in words is "twenty-two trillion, two hundred twelve billion, twenty million, nine hundred ninety-nine thousand, nine hundred fifty-eight".