220130011231 has 16 divisors (see below), whose sum is σ = 243520820928. Its totient is φ = 197664019200.

The previous prime is 220130011229. The next prime is 220130011253. The reversal of 220130011231 is 132110031022.

It is a cyclic number.

It is not a de Polignac number, because 220130011231 - 2¹ = 220130011229 is a prime.

It is a super-2 number, since 2×220130011231² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220130011271) 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, 2398926 + ... + 2488996.

It is an arithmetic number, because the mean of its divisors is an integer number (15220051308).

Almost surely, 2^220130011231 is an apocalyptic number.

220130011231 is a deficient number, since it is larger than the sum of its proper divisors (23390809697).

220130011231 is a wasteful number, since it uses less digits than its factorization.

220130011231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95202.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 220130011231 its reverse (132110031022), we get a palindrome (352240042253).

The spelling of 220130011231 in words is "two hundred twenty billion, one hundred thirty million, eleven thousand, two hundred thirty-one".