22221663613152 has 48 divisors (see below), whose sum is σ = 58332126142080. Its totient is φ = 7407188295552.

The previous prime is 22221663613151. The next prime is 22221663613187. The reversal of 22221663613152 is 25131636612222.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22221663613151) 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, 31595499 + ... + 32291157.

It is an arithmetic number, because the mean of its divisors is an integer number (1215252627960).

Almost surely, 2^{22221663613152} is an apocalyptic number.

It is an amenable number.

22221663613152 is an abundant number, since it is smaller than the sum of its proper divisors (36110462528928).

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

22221663613152 is a wasteful number, since it uses less digits than its factorization.

22221663613152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1028415 (or 1028407 counting only the distinct ones).

The product of its digits is 311040, while the sum is 42.

The spelling of 22221663613152 in words is "twenty-two trillion, two hundred twenty-one billion, six hundred sixty-three million, six hundred thirteen thousand, one hundred fifty-two".