999101022212004 has 96 divisors (see below), whose sum is σ = 2508850704528000. Its totient is φ = 308302774978560.

The previous prime is 999101022212003. The next prime is 999101022212011. The reversal of 999101022212004 is 400212220101999.

It is a super-2 number, since 2×999101022212004² (a number of 31 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (999101022212003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2649251047 + ... + 2649628145.

It is an arithmetic number, because the mean of its divisors is an integer number (26133861505500).

Almost surely, 2^{999101022212004} is an apocalyptic number.

It is an amenable number.

999101022212004 is an abundant number, since it is smaller than the sum of its proper divisors (1509749682315996).

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

999101022212004 is a wasteful number, since it uses less digits than its factorization.

999101022212004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590093 (or 590091 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 42.

The spelling of 999101022212004 in words is "nine hundred ninety-nine trillion, one hundred one billion, twenty-two million, two hundred twelve thousand, four".