121323002313 has 8 divisors (see below), whose sum is σ = 161765626176. Its totient is φ = 80881190000.

The previous prime is 121323002261. The next prime is 121323002327. The reversal of 121323002313 is 313200323121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 121323002313 - 2⁸ = 121323002057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 121323002313.

It is not an unprimeable number, because it can be changed into a prime (121323052313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 413188 + ... + 642938.

It is an arithmetic number, because the mean of its divisors is an integer number (20220703272).

Almost surely, 2^121323002313 is an apocalyptic number.

It is an amenable number.

121323002313 is a deficient number, since it is larger than the sum of its proper divisors (40442623863).

121323002313 is a wasteful number, since it uses less digits than its factorization.

121323002313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405775.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 121323002313 its reverse (313200323121), we get a palindrome (434523325434).

The spelling of 121323002313 in words is "one hundred twenty-one billion, three hundred twenty-three million, two thousand, three hundred thirteen".