121013321002 has 32 divisors (see below), whose sum is σ = 225899913600. Its totient is φ = 47438975808.

The previous prime is 121013320991. The next prime is 121013321047. The reversal of 121013321002 is 200123310121.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7836033 + ... + 7851460.

It is an arithmetic number, because the mean of its divisors is an integer number (7059372300).

Almost surely, 2^121013321002 is an apocalyptic number.

121013321002 is a deficient number, since it is larger than the sum of its proper divisors (104886592598).

121013321002 is a wasteful number, since it uses less digits than its factorization.

121013321002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15687550.

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

Adding to 121013321002 its reverse (200123310121), we get a palindrome (321136631123).

The spelling of 121013321002 in words is "one hundred twenty-one billion, thirteen million, three hundred twenty-one thousand, two".