25212231600313 has 2 divisors, whose sum is σ = 25212231600314. Its totient is φ = 25212231600312.

The previous prime is 25212231600229. The next prime is 25212231600317. The reversal of 25212231600313 is 31300613221252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19533147015424 + 5679084584889 = 4419632^2 + 2383083^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25212231600313 is a prime.

It is not a weakly prime, because it can be changed into another prime (25212231600317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12606115800156 + 12606115800157.

It is an arithmetic number, because the mean of its divisors is an integer number (12606115800157).

Almost surely, 2^{25212231600313} is an apocalyptic number.

It is an amenable number.

25212231600313 is a deficient number, since it is larger than the sum of its proper divisors (1).

25212231600313 is an equidigital number, since it uses as much as digits as its factorization.

25212231600313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 31.

Adding to 25212231600313 its reverse (31300613221252), we get a palindrome (56512844821565).

The spelling of 25212231600313 in words is "twenty-five trillion, two hundred twelve billion, two hundred thirty-one million, six hundred thousand, three hundred thirteen".