210323020202993 has 2 divisors, whose sum is σ = 210323020202994. Its totient is φ = 210323020202992.

The previous prime is 210323020202989. The next prime is 210323020203013. The reversal of 210323020202993 is 399202020323012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 142179200427664 + 68143819775329 = 11923892^2 + 8254927^2 .

It is a cyclic number.

It is not a de Polignac number, because 210323020202993 - 2² = 210323020202989 is a prime.

It is not a weakly prime, because it can be changed into another prime (210323020202593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105161510101496 + 105161510101497.

It is an arithmetic number, because the mean of its divisors is an integer number (105161510101497).

Almost surely, 2^{210323020202993} is an apocalyptic number.

It is an amenable number.

210323020202993 is a deficient number, since it is larger than the sum of its proper divisors (1).

210323020202993 is an equidigital number, since it uses as much as digits as its factorization.

210323020202993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69984, while the sum is 38.

The spelling of 210323020202993 in words is "two hundred ten trillion, three hundred twenty-three billion, twenty million, two hundred two thousand, nine hundred ninety-three".