220540330233 has 16 divisors (see below), whose sum is σ = 327662608000. Its totient is φ = 146605600080.

The previous prime is 220540330229. The next prime is 220540330249. The reversal of 220540330233 is 332033045022.

220540330233 is a `hidden beast` number, since 2 + 20 + 5 + 403 + 3 + 0 + 233 = 666.

It is not a de Polignac number, because 220540330233 - 2² = 220540330229 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220540330197 and 220540330206.

It is not an unprimeable number, because it can be changed into a prime (220540330033) 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, 11692813 + ... + 11711658.

It is an arithmetic number, because the mean of its divisors is an integer number (20478913000).

Almost surely, 2^220540330233 is an apocalyptic number.

It is an amenable number.

220540330233 is a deficient number, since it is larger than the sum of its proper divisors (107122277767).

220540330233 is a wasteful number, since it uses less digits than its factorization.

220540330233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23404829 (or 23404823 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 27.

Adding to 220540330233 its reverse (332033045022), we get a palindrome (552573375255).

The spelling of 220540330233 in words is "two hundred twenty billion, five hundred forty million, three hundred thirty thousand, two hundred thirty-three".