22201237554372 has 144 divisors (see below), whose sum is σ = 59303957207040. Its totient is φ = 6991573903104.

The previous prime is 22201237554371. The next prime is 22201237554443. The reversal of 22201237554372 is 27345573210222.

It is a happy number.

22201237554372 is a `hidden beast` number, since 2 + 2 + 2 + 0 + 1 + 2 + 37 + 5 + 543 + 72 = 666.

It is not an unprimeable number, because it can be changed into a prime (22201237554371) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 220412173 + ... + 220512875.

It is an arithmetic number, because the mean of its divisors is an integer number (411833036160).

Almost surely, 2^{22201237554372} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22201237554372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29651978603520).

22201237554372 is an abundant number, since it is smaller than the sum of its proper divisors (37102719652668).

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

22201237554372 is a wasteful number, since it uses less digits than its factorization.

22201237554372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105282 (or 105277 counting only the distinct ones).

The product of its (nonzero) digits is 1411200, while the sum is 45.

The spelling of 22201237554372 in words is "twenty-two trillion, two hundred one billion, two hundred thirty-seven million, five hundred fifty-four thousand, three hundred seventy-two".