222002220212 has 12 divisors (see below), whose sum is σ = 405395358816. Its totient is φ = 106174974840.

The previous prime is 222002220211. The next prime is 222002220221. The reversal of 222002220212 is 212022200222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222002220211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1206533714 + ... + 1206533897.

It is an arithmetic number, because the mean of its divisors is an integer number (33782946568).

Almost surely, 2^222002220212 is an apocalyptic number.

It is an amenable number.

222002220212 is a deficient number, since it is larger than the sum of its proper divisors (183393138604).

222002220212 is a wasteful number, since it uses less digits than its factorization.

222002220212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2413067638 (or 2413067636 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 222002220212 its reverse (212022200222), we get a palindrome (434024420434).

The spelling of 222002220212 in words is "two hundred twenty-two billion, two million, two hundred twenty thousand, two hundred twelve".