221054332000 has 96 divisors (see below), whose sum is σ = 575079523200. Its totient is φ = 83220428800.

The previous prime is 221054331977. The next prime is 221054332027. The reversal of 221054332000 is 233450122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1557400 + ... + 1693399.

It is an arithmetic number, because the mean of its divisors is an integer number (5990411700).

Almost surely, 2^221054332000 is an apocalyptic number.

221054332000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221054332000 is an abundant number, since it is smaller than the sum of its proper divisors (354025191200).

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

221054332000 is a wasteful number, since it uses less digits than its factorization.

221054332000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3250841 (or 3250823 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

Adding to 221054332000 its reverse (233450122), we get a palindrome (221287782122).

The spelling of 221054332000 in words is "two hundred twenty-one billion, fifty-four million, three hundred thirty-two thousand".