121023310331103 has 16 divisors (see below), whose sum is σ = 165726303966720. Its totient is φ = 78501279944736.

The previous prime is 121023310331089. The next prime is 121023310331167. The reversal of 121023310331103 is 301133013320121.

It is not a de Polignac number, because 121023310331103 - 2¹⁰ = 121023310330079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121023310331303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26109726 + ... + 30393492.

It is an arithmetic number, because the mean of its divisors is an integer number (10357893997920).

Almost surely, 2^{121023310331103} is an apocalyptic number.

121023310331103 is a deficient number, since it is larger than the sum of its proper divisors (44702993635617).

121023310331103 is a wasteful number, since it uses less digits than its factorization.

121023310331103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4538326.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 121023310331103 its reverse (301133013320121), we get a palindrome (422156323651224).

The spelling of 121023310331103 in words is "one hundred twenty-one trillion, twenty-three billion, three hundred ten million, three hundred thirty-one thousand, one hundred three".