22101200002 has 12 divisors (see below), whose sum is σ = 38564338950. Its totient is φ = 9471942816.

The previous prime is 22101199987. The next prime is 22101200039. The reversal of 22101200002 is 20000210122.

It can be written as a sum of positive squares in only one way, i.e., 21063007161 + 1038192841 = 145131^2 + 32221^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 112761127 + ... + 112761322.

Almost surely, 2^22101200002 is an apocalyptic number.

22101200002 is a deficient number, since it is larger than the sum of its proper divisors (16463138948).

22101200002 is a wasteful number, since it uses less digits than its factorization.

22101200002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225522465 (or 225522458 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 22101200002 its reverse (20000210122), we get a palindrome (42101410124).

The spelling of 22101200002 in words is "twenty-two billion, one hundred one million, two hundred thousand, two".