22122002210128 has 40 divisors (see below), whose sum is σ = 43462663548800. Its totient is φ = 10906209909504.

The previous prime is 22122002210117. The next prime is 22122002210129. The reversal of 22122002210128 is 82101220022122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22122002210129) 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, 10907301 + ... + 12775492.

It is an arithmetic number, because the mean of its divisors is an integer number (1086566588720).

Almost surely, 2^{22122002210128} is an apocalyptic number.

It is an amenable number.

22122002210128 is a deficient number, since it is larger than the sum of its proper divisors (21340661338672).

22122002210128 is a wasteful number, since it uses less digits than its factorization.

22122002210128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23683619 (or 23683613 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 25.

The spelling of 22122002210128 in words is "twenty-two trillion, one hundred twenty-two billion, two million, two hundred ten thousand, one hundred twenty-eight".