222101210222112 has 48 divisors (see below), whose sum is σ = 627863036592960. Its totient is φ = 68338833914112.

The previous prime is 222101210222107. The next prime is 222101210222119. The reversal of 222101210222112 is 211222012101222.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (222101210222119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88982855412 + ... + 88982857907.

It is an arithmetic number, because the mean of its divisors is an integer number (13080479929020).

Almost surely, 2^{222101210222112} is an apocalyptic number.

It is an amenable number.

222101210222112 is an abundant number, since it is smaller than the sum of its proper divisors (405761826370848).

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

222101210222112 is a wasteful number, since it uses less digits than its factorization.

222101210222112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177965713345 (or 177965713337 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 222101210222112 its reverse (211222012101222), we get a palindrome (433323222323334).

The spelling of 222101210222112 in words is "two hundred twenty-two trillion, one hundred one billion, two hundred ten million, two hundred twenty-two thousand, one hundred twelve".