22002101328 has 40 divisors (see below), whose sum is σ = 57032787168. Its totient is φ = 7308998272.

The previous prime is 22002101249. The next prime is 22002101353. The reversal of 22002101328 is 82310120022.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 768150 + ... + 796277.

Almost surely, 2^22002101328 is an apocalyptic number.

It is an amenable number.

22002101328 is an abundant number, since it is smaller than the sum of its proper divisors (35030685840).

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

22002101328 is a wasteful number, since it uses less digits than its factorization.

22002101328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1564731 (or 1564725 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The spelling of 22002101328 in words is "twenty-two billion, two million, one hundred one thousand, three hundred twenty-eight".