423121352242331 has 4 divisors (see below), whose sum is σ = 427310672561664. Its totient is φ = 418932031923000.

The previous prime is 423121352242327. The next prime is 423121352242333. The reversal of 423121352242331 is 133242253121324.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 423121352242331 - 2² = 423121352242327 is a prime.

It is a super-2 number, since 2×423121352242331² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423121352242333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2094660159515 + ... + 2094660159716.

It is an arithmetic number, because the mean of its divisors is an integer number (106827668140416).

Almost surely, 2^{423121352242331} is an apocalyptic number.

423121352242331 is a deficient number, since it is larger than the sum of its proper divisors (4189320319333).

423121352242331 is a wasteful number, since it uses less digits than its factorization.

423121352242331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4189320319332.

The product of its digits is 207360, while the sum is 38.

The spelling of 423121352242331 in words is "four hundred twenty-three trillion, one hundred twenty-one billion, three hundred fifty-two million, two hundred forty-two thousand, three hundred thirty-one".