32003021423 has 4 divisors (see below), whose sum is σ = 32408123040. Its totient is φ = 31597919808.

The previous prime is 32003021417. The next prime is 32003021503. The reversal of 32003021423 is 32412030023.

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 32003021423 - 2²⁴ = 31986244207 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 32003021395 and 32003021404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32003021023) 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, 202550690 + ... + 202550847.

It is an arithmetic number, because the mean of its divisors is an integer number (8102030760).

Almost surely, 2^32003021423 is an apocalyptic number.

32003021423 is a deficient number, since it is larger than the sum of its proper divisors (405101617).

32003021423 is an equidigital number, since it uses as much as digits as its factorization.

32003021423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405101616.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 32003021423 its reverse (32412030023), we get a palindrome (64415051446).

The spelling of 32003021423 in words is "thirty-two billion, three million, twenty-one thousand, four hundred twenty-three".