222202311133212 has 60 divisors (see below), whose sum is σ = 580882384882800. Its totient is φ = 74067226429824.

The previous prime is 222202311133211. The next prime is 222202311133213. The reversal of 222202311133212 is 212331113202222.

222202311133212 is a `hidden beast` number, since 2 + 2 + 2 + 2 + 0 + 2 + 311 + 1 + 332 + 12 = 666.

It is an interprime number because it is at equal distance from previous prime (222202311133211) and next prime (222202311133213).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222202311133211) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 148404289 + ... + 149894087.

It is an arithmetic number, because the mean of its divisors is an integer number (9681373081380).

Almost surely, 2^{222202311133212} is an apocalyptic number.

It is an amenable number.

222202311133212 is an abundant number, since it is smaller than the sum of its proper divisors (358680073749588).

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

222202311133212 is a wasteful number, since it uses less digits than its factorization.

222202311133212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1950152 (or 1950141 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 222202311133212 its reverse (212331113202222), we get a palindrome (434533424335434).

The spelling of 222202311133212 in words is "two hundred twenty-two trillion, two hundred two billion, three hundred eleven million, one hundred thirty-three thousand, two hundred twelve".