222213213102100 has 72 divisors (see below), whose sum is σ = 537231604226688. Its totient is φ = 79085553580800.

The previous prime is 222213213102071. The next prime is 222213213102107. The reversal of 222213213102100 is 1201312312222.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222213213102107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2149012257 + ... + 2149115656.

It is an arithmetic number, because the mean of its divisors is an integer number (7461550058704).

Almost surely, 2^{222213213102100} is an apocalyptic number.

222213213102100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222213213102100 is an abundant number, since it is smaller than the sum of its proper divisors (315018391124588).

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

222213213102100 is a wasteful number, since it uses less digits than its factorization.

222213213102100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4298127985 (or 4298127978 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 222213213102100 its reverse (1201312312222), we get a palindrome (223414525414322).

The spelling of 222213213102100 in words is "two hundred twenty-two trillion, two hundred thirteen billion, two hundred thirteen million, one hundred two thousand, one hundred".