11164620220131 has 16 divisors (see below), whose sum is σ = 17015016294144. Its totient is φ = 6378934855584.

The previous prime is 11164620220037. The next prime is 11164620220141. The reversal of 11164620220131 is 13102202646111.

It is not a de Polignac number, because 11164620220131 - 2¹⁰ = 11164620219107 is a prime.

It is a super-2 number, since 2×11164620220131² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11164620220141) 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, 35176896 + ... + 35492861.

It is an arithmetic number, because the mean of its divisors is an integer number (1063438518384).

Almost surely, 2^{11164620220131} is an apocalyptic number.

11164620220131 is a deficient number, since it is larger than the sum of its proper divisors (5850396074013).

11164620220131 is an equidigital number, since it uses as much as digits as its factorization.

11164620220131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70677290.

The product of its (nonzero) digits is 3456, while the sum is 30.

Adding to 11164620220131 its reverse (13102202646111), we get a palindrome (24266822866242).

The spelling of 11164620220131 in words is "eleven trillion, one hundred sixty-four billion, six hundred twenty million, two hundred twenty thousand, one hundred thirty-one".