121031041023203 has 16 divisors (see below), whose sum is σ = 122367939484032. Its totient is φ = 119700664512000.

The previous prime is 121031041023131. The next prime is 121031041023209. The reversal of 121031041023203 is 302320140130121.

It is a cyclic number.

It is not a de Polignac number, because 121031041023203 - 2²⁴ = 121031024245987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121031041023209) 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, 118865888 + ... + 119879778.

It is an arithmetic number, because the mean of its divisors is an integer number (7647996217752).

Almost surely, 2^{121031041023203} is an apocalyptic number.

121031041023203 is a deficient number, since it is larger than the sum of its proper divisors (1336898460829).

121031041023203 is a wasteful number, since it uses less digits than its factorization.

121031041023203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1017106.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 121031041023203 its reverse (302320140130121), we get a palindrome (423351181153324).

The spelling of 121031041023203 in words is "one hundred twenty-one trillion, thirty-one billion, forty-one million, twenty-three thousand, two hundred three".