222312002100 has 36 divisors (see below), whose sum is σ = 643222726944. Its totient is φ = 59283200480.

The previous prime is 222312002069. The next prime is 222312002113. The reversal of 222312002100 is 1200213222.

It is a happy number.

222312002100 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 222312002100.

It is a congruent number.

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, 370519704 + ... + 370520303.

Almost surely, 2^222312002100 is an apocalyptic number.

222312002100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222312002100 is an abundant number, since it is smaller than the sum of its proper divisors (420910724844).

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

222312002100 is a wasteful number, since it uses less digits than its factorization.

222312002100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741040024 (or 741040017 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 222312002100 its reverse (1200213222), we get a palindrome (223512215322).

The spelling of 222312002100 in words is "two hundred twenty-two billion, three hundred twelve million, two thousand, one hundred".