221200114432 has 72 divisors (see below), whose sum is σ = 486095536080. Its totient is φ = 99622932480.

The previous prime is 221200114409. The next prime is 221200114441. The reversal of 221200114432 is 234411002122.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53383 + ... + 667270.

It is an arithmetic number, because the mean of its divisors is an integer number (6751326890).

Almost surely, 2^221200114432 is an apocalyptic number.

221200114432 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

221200114432 is an abundant number, since it is smaller than the sum of its proper divisors (264895421648).

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

221200114432 is a wasteful number, since it uses less digits than its factorization.

221200114432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 720789 (or 720775 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 221200114432 its reverse (234411002122), we get a palindrome (455611116554).

The spelling of 221200114432 in words is "two hundred twenty-one billion, two hundred million, one hundred fourteen thousand, four hundred thirty-two".