210202331131241 has 2 divisors, whose sum is σ = 210202331131242. Its totient is φ = 210202331131240.

The previous prime is 210202331131181. The next prime is 210202331131253. The reversal of 210202331131241 is 142131133202012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 107368453515625 + 102833877615616 = 10361875^2 + 10140704^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210202331131241 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 210202331131241.

It is not a weakly prime, because it can be changed into another prime (210202331136241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105101165565620 + 105101165565621.

It is an arithmetic number, because the mean of its divisors is an integer number (105101165565621).

Almost surely, 2^{210202331131241} is an apocalyptic number.

It is an amenable number.

210202331131241 is a deficient number, since it is larger than the sum of its proper divisors (1).

210202331131241 is an equidigital number, since it uses as much as digits as its factorization.

210202331131241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 210202331131241 its reverse (142131133202012), we get a palindrome (352333464333253).

The spelling of 210202331131241 in words is "two hundred ten trillion, two hundred two billion, three hundred thirty-one million, one hundred thirty-one thousand, two hundred forty-one".