11012004131 has 2 divisors, whose sum is σ = 11012004132. Its totient is φ = 11012004130.

The previous prime is 11012004067. The next prime is 11012004181. The reversal of 11012004131 is 13140021011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11012004131 - 2⁶ = 11012004067 is a prime.

It is a super-2 number, since 2×11012004131² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11012004181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5506002065 + 5506002066.

It is an arithmetic number, because the mean of its divisors is an integer number (5506002066).

Almost surely, 2^11012004131 is an apocalyptic number.

11012004131 is a deficient number, since it is larger than the sum of its proper divisors (1).

11012004131 is an equidigital number, since it uses as much as digits as its factorization.

11012004131 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 14.

Adding to 11012004131 its reverse (13140021011), we get a palindrome (24152025142).

The spelling of 11012004131 in words is "eleven billion, twelve million, four thousand, one hundred thirty-one".