220232111011 has 12 divisors (see below), whose sum is σ = 245686355656. Its totient is φ = 197222778720.

The previous prime is 220232110981. The next prime is 220232111017. The reversal of 220232111011 is 110111232022.

It is not a de Polignac number, because 220232111011 - 2¹⁷ = 220231979939 is a prime.

It is a super-2 number, since 2×220232111011² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220232111017) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13574730 + ... + 13590943.

Almost surely, 2^220232111011 is an apocalyptic number.

220232111011 is a deficient number, since it is larger than the sum of its proper divisors (25454244645).

220232111011 is a wasteful number, since it uses less digits than its factorization.

220232111011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27165762 (or 27165751 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 220232111011 its reverse (110111232022), we get a palindrome (330343343033).

The spelling of 220232111011 in words is "two hundred twenty billion, two hundred thirty-two million, one hundred eleven thousand, eleven".