11313030251 has 2 divisors, whose sum is σ = 11313030252. Its totient is φ = 11313030250.

The previous prime is 11313030161. The next prime is 11313030257. The reversal of 11313030251 is 15203031311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11313030251 - 2¹⁸ = 11312768107 is a prime.

It is a super-2 number, since 2×11313030251² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11313030257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5656515125 + 5656515126.

It is an arithmetic number, because the mean of its divisors is an integer number (5656515126).

Almost surely, 2^11313030251 is an apocalyptic number.

11313030251 is a deficient number, since it is larger than the sum of its proper divisors (1).

11313030251 is an equidigital number, since it uses as much as digits as its factorization.

11313030251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 270, while the sum is 20.

Adding to 11313030251 its reverse (15203031311), we get a palindrome (26516061562).

The spelling of 11313030251 in words is "eleven billion, three hundred thirteen million, thirty thousand, two hundred fifty-one".