25322011031 has 2 divisors, whose sum is σ = 25322011032. Its totient is φ = 25322011030.

The previous prime is 25322010983. The next prime is 25322011079. The reversal of 25322011031 is 13011022352.

It is a balanced prime because it is at equal distance from previous prime (25322010983) and next prime (25322011079).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25322011031 is a prime.

It is a super-2 number, since 2×25322011031² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 25322010994 and 25322011012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25322011831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12661005515 + 12661005516.

It is an arithmetic number, because the mean of its divisors is an integer number (12661005516).

Almost surely, 2^25322011031 is an apocalyptic number.

25322011031 is a deficient number, since it is larger than the sum of its proper divisors (1).

25322011031 is an equidigital number, since it uses as much as digits as its factorization.

25322011031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 20.

Adding to 25322011031 its reverse (13011022352), we get a palindrome (38333033383).

The spelling of 25322011031 in words is "twenty-five billion, three hundred twenty-two million, eleven thousand, thirty-one".