220233033240 has 64 divisors (see below), whose sum is σ = 720762658560. Its totient is φ = 53389825920.

The previous prime is 220233033227. The next prime is 220233033247. The reversal of 220233033240 is 42330332022.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 220233033240.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220233033247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83420284 + ... + 83422923.

It is an arithmetic number, because the mean of its divisors is an integer number (11261916540).

Almost surely, 2^220233033240 is an apocalyptic number.

220233033240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220233033240 is an abundant number, since it is smaller than the sum of its proper divisors (500529625320).

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

220233033240 is a wasteful number, since it uses less digits than its factorization.

220233033240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166843232 (or 166843228 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 24.

Adding to 220233033240 its reverse (42330332022), we get a palindrome (262563365262).

The spelling of 220233033240 in words is "two hundred twenty billion, two hundred thirty-three million, thirty-three thousand, two hundred forty".