100022112200 has 24 divisors (see below), whose sum is σ = 232551411330. Its totient is φ = 40008844800.

The previous prime is 100022112191. The next prime is 100022112217. The reversal of 100022112200 is 2211220001.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 90452968516 + 9569143684 = 300754^2 + 97822^2 .

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, 250055081 + ... + 250055480.

Almost surely, 2^100022112200 is an apocalyptic number.

100022112200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100022112200 is an abundant number, since it is smaller than the sum of its proper divisors (132529299130).

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

100022112200 is a wasteful number, since it uses less digits than its factorization.

100022112200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500110577 (or 500110568 counting only the distinct ones).

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

Adding to 100022112200 its reverse (2211220001), we get a palindrome (102233332201).

The spelling of 100022112200 in words is "one hundred billion, twenty-two million, one hundred twelve thousand, two hundred".