90210101022212 has 12 divisors (see below), whose sum is σ = 157892691518016. Its totient is φ = 45097903445640.

The previous prime is 90210101022191. The next prime is 90210101022289. The reversal of 90210101022212 is 21222010101209.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1786737968 + ... + 1786788455.

It is an arithmetic number, because the mean of its divisors is an integer number (13157724293168).

Almost surely, 2^{90210101022212} is an apocalyptic number.

It is an amenable number.

90210101022212 is a deficient number, since it is larger than the sum of its proper divisors (67682590495804).

90210101022212 is a wasteful number, since it uses less digits than its factorization.

90210101022212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3573532738 (or 3573532736 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 90210101022212 in words is "ninety trillion, two hundred ten billion, one hundred one million, twenty-two thousand, two hundred twelve".