123002200201221 has 72 divisors (see below), whose sum is σ = 195760810557312. Its totient is φ = 74367180518400.

The previous prime is 123002200201193. The next prime is 123002200201241. The reversal of 123002200201221 is 122102002200321.

123002200201221 is a `hidden beast` number, since 1 + 2 + 300 + 220 + 0 + 20 + 122 + 1 = 666.

It is not a de Polignac number, because 123002200201221 - 2⁶ = 123002200201157 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123002200201194 and 123002200201203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123002200201241) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1479470565 + ... + 1479553701.

Almost surely, 2^{123002200201221} is an apocalyptic number.

123002200201221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

123002200201221 is a deficient number, since it is larger than the sum of its proper divisors (72758610356091).

123002200201221 is a wasteful number, since it uses less digits than its factorization.

123002200201221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86423 (or 86409 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 123002200201221 its reverse (122102002200321), we get a palindrome (245104202401542).

The spelling of 123002200201221 in words is "one hundred twenty-three trillion, two billion, two hundred million, two hundred one thousand, two hundred twenty-one".