331881321122 has 16 divisors (see below), whose sum is σ = 542575212480. Its totient is φ = 151330499472.

The previous prime is 331881321073. The next prime is 331881321173. The reversal of 331881321122 is 221123188133.

It is a super-2 number, since 2×331881321122² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76893422 + ... + 76897737.

It is an arithmetic number, because the mean of its divisors is an integer number (33910950780).

Almost surely, 2^331881321122 is an apocalyptic number.

331881321122 is a deficient number, since it is larger than the sum of its proper divisors (210693891358).

331881321122 is a wasteful number, since it uses less digits than its factorization.

331881321122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153791257.

The product of its digits is 13824, while the sum is 35.

The spelling of 331881321122 in words is "three hundred thirty-one billion, eight hundred eighty-one million, three hundred twenty-one thousand, one hundred twenty-two".