23297129416321 has 2 divisors, whose sum is σ = 23297129416322. Its totient is φ = 23297129416320.

The previous prime is 23297129416307. The next prime is 23297129416369. The reversal of 23297129416321 is 12361492179232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22362164188225 + 934965228096 = 4728865^2 + 966936^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23297129416321 is a prime.

It is not a weakly prime, because it can be changed into another prime (23297129416621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11648564708160 + 11648564708161.

It is an arithmetic number, because the mean of its divisors is an integer number (11648564708161).

Almost surely, 2^{23297129416321} is an apocalyptic number.

It is an amenable number.

23297129416321 is a deficient number, since it is larger than the sum of its proper divisors (1).

23297129416321 is an equidigital number, since it uses as much as digits as its factorization.

23297129416321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1959552, while the sum is 52.

The spelling of 23297129416321 in words is "twenty-three trillion, two hundred ninety-seven billion, one hundred twenty-nine million, four hundred sixteen thousand, three hundred twenty-one".