220123032 has 32 divisors (see below), whose sum is σ = 557850480. Its totient is φ = 72368640.

The previous prime is 220123031. The next prime is 220123049. The reversal of 220123032 is 230321022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220123031) 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, 61069 + ... + 64572.

Almost surely, 2^220123032 is an apocalyptic number.

It is an amenable number.

220123032 is an abundant number, since it is smaller than the sum of its proper divisors (337727448).

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

220123032 is a wasteful number, since it uses less digits than its factorization.

220123032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125723 (or 125719 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 220123032 is about 14836.5438023820. The cubic root of 220123032 is about 603.7935861782.

Adding to 220123032 its reverse (230321022), we get a palindrome (450444054).

The spelling of 220123032 in words is "two hundred twenty million, one hundred twenty-three thousand, thirty-two".