22212909337884 has 12 divisors (see below), whose sum is σ = 51830121788424. Its totient is φ = 7404303112624.

The previous prime is 22212909337781. The next prime is 22212909337897. The reversal of 22212909337884 is 48873390921222.

It is a tau number, because it is divible by the number of its divisors (12).

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 3 ways as a sum of consecutive naturals, for example, 925537889067 + ... + 925537889090.

It is an arithmetic number, because the mean of its divisors is an integer number (4319176815702).

Almost surely, 2^{22212909337884} is an apocalyptic number.

It is an amenable number.

22212909337884 is an abundant number, since it is smaller than the sum of its proper divisors (29617212450540).

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

22212909337884 is a wasteful number, since it uses less digits than its factorization.

22212909337884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1851075778164 (or 1851075778162 counting only the distinct ones).

The product of its (nonzero) digits is 20901888, while the sum is 60.

The spelling of 22212909337884 in words is "twenty-two trillion, two hundred twelve billion, nine hundred nine million, three hundred thirty-seven thousand, eight hundred eighty-four".