902221133441212 has 24 divisors (see below), whose sum is σ = 1701334761184800. Its totient is φ = 416166096889536.

The previous prime is 902221133441207. The next prime is 902221133441279. The reversal of 902221133441212 is 212144331122209.

It is a super-2 number, since 2×902221133441212² (a number of 31 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5076097912 + ... + 5076275647.

It is an arithmetic number, because the mean of its divisors is an integer number (70888948382700).

Almost surely, 2^{902221133441212} is an apocalyptic number.

It is an amenable number.

902221133441212 is a deficient number, since it is larger than the sum of its proper divisors (799113627743588).

902221133441212 is a wasteful number, since it uses less digits than its factorization.

902221133441212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10152375285 (or 10152375283 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 37.

The spelling of 902221133441212 in words is "nine hundred two trillion, two hundred twenty-one billion, one hundred thirty-three million, four hundred forty-one thousand, two hundred twelve".