233340232220 has 12 divisors (see below), whose sum is σ = 490014487704. Its totient is φ = 93336092880.

The previous prime is 233340232199. The next prime is 233340232243. The reversal of 233340232220 is 22232043332.

It is a super-2 number, since 2×233340232220² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 233340232220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5833505786 + ... + 5833505825.

It is an arithmetic number, because the mean of its divisors is an integer number (40834540642).

Almost surely, 2^233340232220 is an apocalyptic number.

233340232220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

233340232220 is an abundant number, since it is smaller than the sum of its proper divisors (256674255484).

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

233340232220 is a wasteful number, since it uses less digits than its factorization.

233340232220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11667011620 (or 11667011618 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 26.

Adding to 233340232220 its reverse (22232043332), we get a palindrome (255572275552).

The spelling of 233340232220 in words is "two hundred thirty-three billion, three hundred forty million, two hundred thirty-two thousand, two hundred twenty".