222002121212112 has 40 divisors (see below), whose sum is σ = 578766997974880. Its totient is φ = 73321801499520.

The previous prime is 222002121212107. The next prime is 222002121212129. The reversal of 222002121212112 is 211212121200222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21215793814 + ... + 21215804277.

It is an arithmetic number, because the mean of its divisors is an integer number (14469174949372).

Almost surely, 2^{222002121212112} is an apocalyptic number.

It is an amenable number.

222002121212112 is an abundant number, since it is smaller than the sum of its proper divisors (356764876762768).

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

222002121212112 is a wasteful number, since it uses less digits than its factorization.

222002121212112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42431598211 (or 42431598205 counting only the distinct ones).

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

Adding to 222002121212112 its reverse (211212121200222), we get a palindrome (433214242412334).

The spelling of 222002121212112 in words is "two hundred twenty-two trillion, two billion, one hundred twenty-one million, two hundred twelve thousand, one hundred twelve".