222112020312 has 192 divisors, whose sum is σ = 760384322880. Its totient is φ = 56995716096.

The previous prime is 222112020301. The next prime is 222112020341. The reversal of 222112020312 is 213020211222.

222112020312 is a `hidden beast` number, since 222 + 112 + 0 + 20 + 312 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 215683 + ... + 700530.

It is an arithmetic number, because the mean of its divisors is an integer number (3960335015).

Almost surely, 2^222112020312 is an apocalyptic number.

It is an amenable number.

222112020312 is an abundant number, since it is smaller than the sum of its proper divisors (538272302568).

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

222112020312 is a wasteful number, since it uses less digits than its factorization.

222112020312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916282 (or 916275 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 222112020312 its reverse (213020211222), we get a palindrome (435132231534).

The spelling of 222112020312 in words is "two hundred twenty-two billion, one hundred twelve million, twenty thousand, three hundred twelve".