42203134323 has 64 divisors (see below), whose sum is σ = 72291072000. Its totient is φ = 23834621952.

The previous prime is 42203134319. The next prime is 42203134357. The reversal of 42203134323 is 32343130224.

42203134323 is a `hidden beast` number, since 4 + 2 + 20 + 313 + 4 + 323 = 666.

42203134323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42203134323 - 2² = 42203134319 is a prime.

It is a super-2 number, since 2×42203134323² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (42203134313) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 20696938 + ... + 20698976.

It is an arithmetic number, because the mean of its divisors is an integer number (1129548000).

Almost surely, 2^42203134323 is an apocalyptic number.

42203134323 is a deficient number, since it is larger than the sum of its proper divisors (30087937677).

42203134323 is a wasteful number, since it uses less digits than its factorization.

42203134323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3281 (or 3275 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 42203134323 its reverse (32343130224), we get a palindrome (74546264547).

The spelling of 42203134323 in words is "forty-two billion, two hundred three million, one hundred thirty-four thousand, three hundred twenty-three".