23212021010317 has 2 divisors, whose sum is σ = 23212021010318. Its totient is φ = 23212021010316.

The previous prime is 23212021010273. The next prime is 23212021010389. The reversal of 23212021010317 is 71301012021232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18722054956201 + 4489966054116 = 4326899^2 + 2118954^2 .

It is a cyclic number.

It is not a de Polignac number, because 23212021010317 - 2³⁵ = 23177661271949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23212021010291 and 23212021010300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23212021010617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11606010505158 + 11606010505159.

It is an arithmetic number, because the mean of its divisors is an integer number (11606010505159).

Almost surely, 2^{23212021010317} is an apocalyptic number.

It is an amenable number.

23212021010317 is a deficient number, since it is larger than the sum of its proper divisors (1).

23212021010317 is an equidigital number, since it uses as much as digits as its factorization.

23212021010317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 25.

Adding to 23212021010317 its reverse (71301012021232), we get a palindrome (94513033031549).

The spelling of 23212021010317 in words is "twenty-three trillion, two hundred twelve billion, twenty-one million, ten thousand, three hundred seventeen".