121023000001312 has 24 divisors (see below), whose sum is σ = 238264338942000. Its totient is φ = 60511421857344.

The previous prime is 121023000001301. The next prime is 121023000001357. The reversal of 121023000001312 is 213100000320121.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28922439 + ... + 32841337.

It is an arithmetic number, because the mean of its divisors is an integer number (9927680789250).

Almost surely, 2^{121023000001312} is an apocalyptic number.

It is an amenable number.

121023000001312 is a deficient number, since it is larger than the sum of its proper divisors (117241338940688).

121023000001312 is an equidigital number, since it uses as much as digits as its factorization.

121023000001312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4883968 (or 4883960 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 121023000001312 its reverse (213100000320121), we get a palindrome (334123000321433).

The spelling of 121023000001312 in words is "one hundred twenty-one trillion, twenty-three billion, one thousand, three hundred twelve".