13403322131 has 2 divisors, whose sum is σ = 13403322132. Its totient is φ = 13403322130.

The previous prime is 13403322091. The next prime is 13403322193. The reversal of 13403322131 is 13122330431.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13403322131 is a prime.

It is a super-2 number, since 2×13403322131² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13403322097 and 13403322106.

It is not a weakly prime, because it can be changed into another prime (13403372131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6701661065 + 6701661066.

It is an arithmetic number, because the mean of its divisors is an integer number (6701661066).

Almost surely, 2^13403322131 is an apocalyptic number.

13403322131 is a deficient number, since it is larger than the sum of its proper divisors (1).

13403322131 is an equidigital number, since it uses as much as digits as its factorization.

13403322131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 13403322131 its reverse (13122330431), we get a palindrome (26525652562).

The spelling of 13403322131 in words is "thirteen billion, four hundred three million, three hundred twenty-two thousand, one hundred thirty-one".