13133121031 has 2 divisors, whose sum is σ = 13133121032. Its totient is φ = 13133121030.

The previous prime is 13133121019. The next prime is 13133121037. The reversal of 13133121031 is 13012133131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13133121031 - 2⁵ = 13133120999 is a prime.

It is a super-2 number, since 2×13133121031² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13133121037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6566560515 + 6566560516.

It is an arithmetic number, because the mean of its divisors is an integer number (6566560516).

Almost surely, 2^13133121031 is an apocalyptic number.

13133121031 is a deficient number, since it is larger than the sum of its proper divisors (1).

13133121031 is an equidigital number, since it uses as much as digits as its factorization.

13133121031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 13133121031 its reverse (13012133131), we get a palindrome (26145254162).

The spelling of 13133121031 in words is "thirteen billion, one hundred thirty-three million, one hundred twenty-one thousand, thirty-one".