210023301321313 has 2 divisors, whose sum is σ = 210023301321314. Its totient is φ = 210023301321312.

The previous prime is 210023301321283. The next prime is 210023301321341. The reversal of 210023301321313 is 313123103320012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 146222074741824 + 63801226579489 = 12092232^2 + 7987567^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210023301321313 is a prime.

It is not a weakly prime, because it can be changed into another prime (210023301324313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105011650660656 + 105011650660657.

It is an arithmetic number, because the mean of its divisors is an integer number (105011650660657).

Almost surely, 2^{210023301321313} is an apocalyptic number.

It is an amenable number.

210023301321313 is a deficient number, since it is larger than the sum of its proper divisors (1).

210023301321313 is an equidigital number, since it uses as much as digits as its factorization.

210023301321313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 210023301321313 its reverse (313123103320012), we get a palindrome (523146404641325).

The spelling of 210023301321313 in words is "two hundred ten trillion, twenty-three billion, three hundred one million, three hundred twenty-one thousand, three hundred thirteen".