22212020999998 has 16 divisors (see below), whose sum is σ = 35072221795920. Its totient is φ = 10521300724416.

The previous prime is 22212020999957. The next prime is 22212020999999. The reversal of 22212020999998 is 89999902021222.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22212020999999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2853415 + ... + 7250242.

It is an arithmetic number, because the mean of its divisors is an integer number (2192013862245).

Almost surely, 2^{22212020999998} is an apocalyptic number.

22212020999998 is a deficient number, since it is larger than the sum of its proper divisors (12860200795922).

22212020999998 is a wasteful number, since it uses less digits than its factorization.

22212020999998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10161531.

The product of its (nonzero) digits is 15116544, while the sum is 64.

The spelling of 22212020999998 in words is "twenty-two trillion, two hundred twelve billion, twenty million, nine hundred ninety-nine thousand, nine hundred ninety-eight".