220226611162231 has 4 divisors (see below), whose sum is σ = 221196772445112. Its totient is φ = 219256449879352.

The previous prime is 220226611162199. The next prime is 220226611162237. The reversal of 220226611162231 is 132261116622022.

220226611162231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 220226611162231 - 2⁵ = 220226611162199 is a prime.

It is a super-2 number, since 2×220226611162231² (a number of 29 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 (220226611162237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 485080641100 + ... + 485080641553.

It is an arithmetic number, because the mean of its divisors is an integer number (55299193111278).

Almost surely, 2^{220226611162231} is an apocalyptic number.

220226611162231 is a deficient number, since it is larger than the sum of its proper divisors (970161282881).

220226611162231 is an equidigital number, since it uses as much as digits as its factorization.

220226611162231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 970161282880.

The product of its (nonzero) digits is 41472, while the sum is 37.

Adding to 220226611162231 its reverse (132261116622022), we get a palindrome (352487727784253).

The spelling of 220226611162231 in words is "two hundred twenty trillion, two hundred twenty-six billion, six hundred eleven million, one hundred sixty-two thousand, two hundred thirty-one".