11022131 has 2 divisors, whose sum is σ = 11022132. Its totient is φ = 11022130.

The previous prime is 11022119. The next prime is 11022139. The reversal of 11022131 is 13122011.

11022131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11022131 is a prime.

It is a super-2 number, since 2×11022131² = 242974743562322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11022139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5511065 + 5511066.

It is an arithmetic number, because the mean of its divisors is an integer number (5511066).

Almost surely, 2^11022131 is an apocalyptic number.

11022131 is a deficient number, since it is larger than the sum of its proper divisors (1).

11022131 is an equidigital number, since it uses as much as digits as its factorization.

11022131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 11022131 is about 3319.9594877046. The cubic root of 11022131 is about 222.5470573365.

Adding to 11022131 its reverse (13122011), we get a palindrome (24144142).

The spelling of 11022131 in words is "eleven million, twenty-two thousand, one hundred thirty-one".