22100121002 has 16 divisors (see below), whose sum is σ = 34419859200. Its totient is φ = 10629647280.

The previous prime is 22100120983. The next prime is 22100121011. The reversal of 22100121002 is 20012100122.

It is a happy 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, 687302 + ... + 718737.

It is an arithmetic number, because the mean of its divisors is an integer number (2151241200).

Almost surely, 2^22100121002 is an apocalyptic number.

22100121002 is a deficient number, since it is larger than the sum of its proper divisors (12319738198).

22100121002 is a wasteful number, since it uses less digits than its factorization.

22100121002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1406341.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 22100121002 its reverse (20012100122), we get a palindrome (42112221124).

The spelling of 22100121002 in words is "twenty-two billion, one hundred million, one hundred twenty-one thousand, two".