121013220001233 has 32 divisors (see below), whose sum is σ = 184870733709312. Its totient is φ = 68974413076800.

The previous prime is 121013220001229. The next prime is 121013220001313. The reversal of 121013220001233 is 332100022310121.

It is not a de Polignac number, because 121013220001233 - 2² = 121013220001229 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (121013220001213) 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, 22790503 + ... + 27594083.

It is an arithmetic number, because the mean of its divisors is an integer number (5777210428416).

Almost surely, 2^{121013220001233} is an apocalyptic number.

It is an amenable number.

121013220001233 is a deficient number, since it is larger than the sum of its proper divisors (63857513708079).

121013220001233 is a wasteful number, since it uses less digits than its factorization.

121013220001233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4806645.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 121013220001233 its reverse (332100022310121), we get a palindrome (453113242311354).

The spelling of 121013220001233 in words is "one hundred twenty-one trillion, thirteen billion, two hundred twenty million, one thousand, two hundred thirty-three".