12021003312110 has 64 divisors (see below), whose sum is σ = 24123244279680. Its totient is φ = 4282366717440.

The previous prime is 12021003312107. The next prime is 12021003312173. The reversal of 12021003312110 is 1121330012021.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4051919 + ... + 6360821.

It is an arithmetic number, because the mean of its divisors is an integer number (376925691870).

Almost surely, 2^{12021003312110} is an apocalyptic number.

12021003312110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12021003312110 is an abundant number, since it is smaller than the sum of its proper divisors (12102240967570).

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

12021003312110 is a wasteful number, since it uses less digits than its factorization.

12021003312110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2310333.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 12021003312110 its reverse (1121330012021), we get a palindrome (13142333324131).

The spelling of 12021003312110 in words is "twelve trillion, twenty-one billion, three million, three hundred twelve thousand, one hundred ten".