11001122210131 has 2 divisors, whose sum is σ = 11001122210132. Its totient is φ = 11001122210130.

The previous prime is 11001122210119. The next prime is 11001122210173. The reversal of 11001122210131 is 13101222110011.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11001122210131 - 2¹⁵ = 11001122177363 is a prime.

It is a super-2 number, since 2×11001122210131² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11001122210101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500561105065 + 5500561105066.

It is an arithmetic number, because the mean of its divisors is an integer number (5500561105066).

Almost surely, 2^{11001122210131} is an apocalyptic number.

11001122210131 is a deficient number, since it is larger than the sum of its proper divisors (1).

11001122210131 is an equidigital number, since it uses as much as digits as its factorization.

11001122210131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 11001122210131 its reverse (13101222110011), we get a palindrome (24102344320142).

The spelling of 11001122210131 in words is "eleven trillion, one billion, one hundred twenty-two million, two hundred ten thousand, one hundred thirty-one".