11522512031 has 2 divisors, whose sum is σ = 11522512032. Its totient is φ = 11522512030.

The previous prime is 11522511941. The next prime is 11522512049. The reversal of 11522512031 is 13021522511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11522512031 - 2¹⁸ = 11522249887 is a prime.

It is a super-2 number, since 2×11522512031² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11522511988 and 11522512006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11522512091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5761256015 + 5761256016.

It is an arithmetic number, because the mean of its divisors is an integer number (5761256016).

Almost surely, 2^11522512031 is an apocalyptic number.

11522512031 is a deficient number, since it is larger than the sum of its proper divisors (1).

11522512031 is an equidigital number, since it uses as much as digits as its factorization.

11522512031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 600, while the sum is 23.

The spelling of 11522512031 in words is "eleven billion, five hundred twenty-two million, five hundred twelve thousand, thirty-one".