11013033131 has 2 divisors, whose sum is σ = 11013033132. Its totient is φ = 11013033130.

The previous prime is 11013033089. The next prime is 11013033253. The reversal of 11013033131 is 13133031011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11013033131 - 2¹⁴ = 11013016747 is a prime.

It is a super-2 number, since 2×11013033131² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11013093131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5506516565 + 5506516566.

It is an arithmetic number, because the mean of its divisors is an integer number (5506516566).

Almost surely, 2^11013033131 is an apocalyptic number.

11013033131 is a deficient number, since it is larger than the sum of its proper divisors (1).

11013033131 is an equidigital number, since it uses as much as digits as its factorization.

11013033131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81, while the sum is 17.

Adding to 11013033131 its reverse (13133031011), we get a palindrome (24146064142).

The spelling of 11013033131 in words is "eleven billion, thirteen million, thirty-three thousand, one hundred thirty-one".