22101202100200 has 24 divisors (see below), whose sum is σ = 51385294883430. Its totient is φ = 8840480840000.

The previous prime is 22101202100137. The next prime is 22101202100261. The reversal of 22101202100200 is 200120210122.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 15858569927524 + 6242632172676 = 3982282^2 + 2498526^2 .

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, 55253005051 + ... + 55253005450.

Almost surely, 2^{22101202100200} is an apocalyptic number.

22101202100200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22101202100200 is an abundant number, since it is smaller than the sum of its proper divisors (29284092783230).

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

22101202100200 is a wasteful number, since it uses less digits than its factorization.

22101202100200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110506010517 (or 110506010508 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 22101202100200 its reverse (200120210122), we get a palindrome (22301322310322).

The spelling of 22101202100200 in words is "twenty-two trillion, one hundred one billion, two hundred two million, one hundred thousand, two hundred".