900212152053222 has 20 divisors (see below), whose sum is σ = 2017142044415916. Its totient is φ = 300070717351020.

The previous prime is 900212152053199. The next prime is 900212152053257. The reversal of 900212152053222 is 222350251212009.

900212152053222 is a `hidden beast` number, since 9 + 0 + 0 + 2 + 121 + 5 + 205 + 322 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2778432567904 + ... + 2778432568227.

Almost surely, 2^{900212152053222} is an apocalyptic number.

900212152053222 is an abundant number, since it is smaller than the sum of its proper divisors (1116929892362694).

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

900212152053222 is a wasteful number, since it uses less digits than its factorization.

900212152053222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5556865136145 (or 5556865136136 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 900212152053222 in words is "nine hundred trillion, two hundred twelve billion, one hundred fifty-two million, fifty-three thousand, two hundred twenty-two".