222100022002212 has 72 divisors (see below), whose sum is σ = 565483472473920. Its totient is φ = 73497479284800.

The previous prime is 222100022002153. The next prime is 222100022002223. The reversal of 222100022002212 is 212200220001222.

222100022002212 is a `hidden beast` number, since 2 + 221 + 0 + 0 + 0 + 220 + 0 + 221 + 2 = 666.

222100022002212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 113627553 + ... + 115565655.

Almost surely, 2^{222100022002212} is an apocalyptic number.

It is an amenable number.

222100022002212 is an abundant number, since it is smaller than the sum of its proper divisors (343383450471708).

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

222100022002212 is a wasteful number, since it uses less digits than its factorization.

222100022002212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1961153 (or 1961148 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 222100022002212 its reverse (212200220001222), we get a palindrome (434300242003434).

The spelling of 222100022002212 in words is "two hundred twenty-two trillion, one hundred billion, twenty-two million, two thousand, two hundred twelve".