121023231332133 has 32 divisors (see below), whose sum is σ = 173906093297664. Its totient is φ = 74420499267072.

The previous prime is 121023231332071. The next prime is 121023231332183. The reversal of 121023231332133 is 331233132320121.

It is not a de Polignac number, because 121023231332133 - 2¹⁸ = 121023231069989 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 121023231332133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121023231332183) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 470279185 + ... + 470536457.

It is an arithmetic number, because the mean of its divisors is an integer number (5434565415552).

Almost surely, 2^{121023231332133} is an apocalyptic number.

121023231332133 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

121023231332133 is a deficient number, since it is larger than the sum of its proper divisors (52882861965531).

121023231332133 is a wasteful number, since it uses less digits than its factorization.

121023231332133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266205.

The product of its (nonzero) digits is 11664, while the sum is 30.

Adding to 121023231332133 its reverse (331233132320121), we get a palindrome (452256363652254).

The spelling of 121023231332133 in words is "one hundred twenty-one trillion, twenty-three billion, two hundred thirty-one million, three hundred thirty-two thousand, one hundred thirty-three".