121032320311321 has 4 divisors (see below), whose sum is σ = 121032367875792. Its totient is φ = 121032272746852.

The previous prime is 121032320311291. The next prime is 121032320311337. The reversal of 121032320311321 is 123113023230121.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 121032320311321 - 2⁴³ = 112236227289113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121032320311351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19735855 + ... + 25131028.

It is an arithmetic number, because the mean of its divisors is an integer number (30258091968948).

Almost surely, 2^{121032320311321} is an apocalyptic number.

It is an amenable number.

121032320311321 is a deficient number, since it is larger than the sum of its proper divisors (47564471).

121032320311321 is an equidigital number, since it uses as much as digits as its factorization.

121032320311321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47564470.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 121032320311321 its reverse (123113023230121), we get a palindrome (244145343541442).

The spelling of 121032320311321 in words is "one hundred twenty-one trillion, thirty-two billion, three hundred twenty million, three hundred eleven thousand, three hundred twenty-one".