100000220112200 has 48 divisors (see below), whose sum is σ = 232536455488500. Its totient is φ = 39993904177920.

The previous prime is 100000220112113. The next prime is 100000220112253. The reversal of 100000220112200 is 2211022000001.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 22054876772644 + 77945343339556 = 4696262^2 + 8828666^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37352135 + ... + 39939734.

Almost surely, 2^{100000220112200} is an apocalyptic number.

100000220112200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100000220112200 is an abundant number, since it is smaller than the sum of its proper divisors (132536235376300).

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

100000220112200 is a wasteful number, since it uses less digits than its factorization.

100000220112200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77298354 (or 77298345 counting only the distinct ones).

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

Adding to 100000220112200 its reverse (2211022000001), we get a palindrome (102211242112201).

The spelling of 100000220112200 in words is "one hundred trillion, two hundred twenty million, one hundred twelve thousand, two hundred".