222012200002100 has 36 divisors (see below), whose sum is σ = 482071582944000. Its totient is φ = 88748638721760.

The previous prime is 222012200002063. The next prime is 222012200002127. The reversal of 222012200002100 is 1200002210222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 702857300 + ... + 703173099.

It is an arithmetic number, because the mean of its divisors is an integer number (13390877304000).

Almost surely, 2^{222012200002100} is an apocalyptic number.

222012200002100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222012200002100 is an abundant number, since it is smaller than the sum of its proper divisors (260059382941900).

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

222012200002100 is a wasteful number, since it uses less digits than its factorization.

222012200002100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1406031992 (or 1406031985 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 222012200002100 its reverse (1200002210222), we get a palindrome (223212202212322).

The spelling of 222012200002100 in words is "two hundred twenty-two trillion, twelve billion, two hundred million, two thousand, one hundred".