22221110099964 has 12 divisors (see below), whose sum is σ = 51849256899944. Its totient is φ = 7407036699984.

The previous prime is 22221110099921. The next prime is 22221110099971. The reversal of 22221110099964 is 46999001112222.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 925879587487 + ... + 925879587510.

Almost surely, 2^{22221110099964} is an apocalyptic number.

It is an amenable number.

22221110099964 is an abundant number, since it is smaller than the sum of its proper divisors (29628146799980).

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

22221110099964 is a wasteful number, since it uses less digits than its factorization.

22221110099964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1851759175004 (or 1851759175002 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 48.

The spelling of 22221110099964 in words is "twenty-two trillion, two hundred twenty-one billion, one hundred ten million, ninety-nine thousand, nine hundred sixty-four".