22012455443412 has 96 divisors (see below), whose sum is σ = 60595607568384. Its totient is φ = 6086174054400.

The previous prime is 22012455443411. The next prime is 22012455443423. The reversal of 22012455443412 is 21434455421022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22012455443411) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80355508 + ... + 80628980.

It is an arithmetic number, because the mean of its divisors is an integer number (631204245504).

Almost surely, 2^{22012455443412} is an apocalyptic number.

It is an amenable number.

22012455443412 is an abundant number, since it is smaller than the sum of its proper divisors (38583152124972).

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

22012455443412 is a wasteful number, since it uses less digits than its factorization.

22012455443412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304429 (or 304427 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 39.

The spelling of 22012455443412 in words is "twenty-two trillion, twelve billion, four hundred fifty-five million, four hundred forty-three thousand, four hundred twelve".