902221411213312 has 224 divisors, whose sum is σ = 1881385042489344. Its totient is φ = 432150714777600.

The previous prime is 902221411213211. The next prime is 902221411213337. The reversal of 902221411213312 is 213312114122209.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23272903753 + ... + 23272942519.

It is an arithmetic number, because the mean of its divisors is an integer number (8399040368256).

Almost surely, 2^{902221411213312} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 902221411213312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (940692521244672).

902221411213312 is an abundant number, since it is smaller than the sum of its proper divisors (979163631276032).

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

902221411213312 is a wasteful number, since it uses less digits than its factorization.

902221411213312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39748 (or 39724 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 34.

The spelling of 902221411213312 in words is "nine hundred two trillion, two hundred twenty-one billion, four hundred eleven million, two hundred thirteen thousand, three hundred twelve".