222201213102 has 72 divisors (see below), whose sum is σ = 529287496920. Its totient is φ = 67320237600.

The previous prime is 222201213097. The next prime is 222201213119. The reversal of 222201213102 is 201312102222.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 19114852 + ... + 19126472.

It is an arithmetic number, because the mean of its divisors is an integer number (7351215235).

Almost surely, 2^222201213102 is an apocalyptic number.

222201213102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222201213102 is an abundant number, since it is smaller than the sum of its proper divisors (307086283818).

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

222201213102 is a wasteful number, since it uses less digits than its factorization.

222201213102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20430 (or 20416 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 222201213102 its reverse (201312102222), we get a palindrome (423513315324).

The spelling of 222201213102 in words is "two hundred twenty-two billion, two hundred one million, two hundred thirteen thousand, one hundred two".