992021321122 has 32 divisors (see below), whose sum is σ = 1609593156864. Its totient is φ = 455829292800.

The previous prime is 992021321107. The next prime is 992021321197. The reversal of 992021321122 is 221123120299.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24711847 + ... + 24751957.

It is an arithmetic number, because the mean of its divisors is an integer number (50299786152).

Almost surely, 2^992021321122 is an apocalyptic number.

992021321122 is a deficient number, since it is larger than the sum of its proper divisors (617571835742).

992021321122 is a wasteful number, since it uses less digits than its factorization.

992021321122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44314.

The product of its (nonzero) digits is 7776, while the sum is 34.

The spelling of 992021321122 in words is "nine hundred ninety-two billion, twenty-one million, three hundred twenty-one thousand, one hundred twenty-two".