121103031030323 has 16 divisors (see below), whose sum is σ = 121448854483200. Its totient is φ = 120757631001600.

The previous prime is 121103031030299. The next prime is 121103031030353. The reversal of 121103031030323 is 323030130301121.

It is a cyclic number.

It is not a de Polignac number, because 121103031030323 - 2³⁴ = 121085851161139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121103031030353) 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, 3816777323 + ... + 3816809051.

It is an arithmetic number, because the mean of its divisors is an integer number (7590553405200).

Almost surely, 2^{121103031030323} is an apocalyptic number.

121103031030323 is a deficient number, since it is larger than the sum of its proper divisors (345823452877).

121103031030323 is a wasteful number, since it uses less digits than its factorization.

121103031030323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38062.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 121103031030323 its reverse (323030130301121), we get a palindrome (444133161331444).

The spelling of 121103031030323 in words is "one hundred twenty-one trillion, one hundred three billion, thirty-one million, thirty thousand, three hundred twenty-three".