22101200008 has 8 divisors (see below), whose sum is σ = 41439750030. Its totient is φ = 11050600000.

The previous prime is 22101199987. The next prime is 22101200039. The reversal of 22101200008 is 80000210122.

It can be written as a sum of positive squares in only one way, i.e., 18949724964 + 3151475044 = 137658^2 + 56138^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 22101199964 and 22101200000.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1381324993 + ... + 1381325008.

Almost surely, 2^22101200008 is an apocalyptic number.

It is an amenable number.

22101200008 is a deficient number, since it is larger than the sum of its proper divisors (19338550022).

22101200008 is a wasteful number, since it uses less digits than its factorization.

22101200008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2762650007 (or 2762650003 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

The spelling of 22101200008 in words is "twenty-two billion, one hundred one million, two hundred thousand, eight".