8831221381122 has 96 divisors (see below), whose sum is σ = 21392269807104. Its totient is φ = 2421309139200.

The previous prime is 8831221381093. The next prime is 8831221381181. The reversal of 8831221381122 is 2211831221388.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5269938 + ... + 6740525.

It is an arithmetic number, because the mean of its divisors is an integer number (222836143824).

Almost surely, 2^{8831221381122} is an apocalyptic number.

8831221381122 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

8831221381122 is an abundant number, since it is smaller than the sum of its proper divisors (12561048425982).

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

8831221381122 is a wasteful number, since it uses less digits than its factorization.

8831221381122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12010584 (or 12010577 counting only the distinct ones).

The product of its digits is 73728, while the sum is 42.

The spelling of 8831221381122 in words is "eight trillion, eight hundred thirty-one billion, two hundred twenty-one million, three hundred eighty-one thousand, one hundred twenty-two".