423121202121324 has 24 divisors (see below), whose sum is σ = 1128323205657088. Its totient is φ = 120891772034640.

The previous prime is 423121202121323. The next prime is 423121202121329.

423121202121324 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 423121202121291 and 423121202121300.

It is not an unprimeable number, because it can be changed into a prime (423121202121323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2518578583972 + ... + 2518578584139.

Almost surely, 2^{423121202121324} is an apocalyptic number.

It is an amenable number.

423121202121324 is an abundant number, since it is smaller than the sum of its proper divisors (705202003535764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423121202121324 is a wasteful number, since it uses less digits than its factorization.

423121202121324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5037157168125 (or 5037157168123 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

It can be divided in two parts, 42312120 and 2121324, that added together give a palindrome (44433444).

The spelling of 423121202121324 in words is "four hundred twenty-three trillion, one hundred twenty-one billion, two hundred two million, one hundred twenty-one thousand, three hundred twenty-four".