2031210320263 has 2 divisors, whose sum is σ = 2031210320264. Its totient is φ = 2031210320262.

The previous prime is 2031210320257. The next prime is 2031210320273. The reversal of 2031210320263 is 3620230121302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2031210320263 - 2²¹ = 2031208223111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2031210320203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1015605160131 + 1015605160132.

It is an arithmetic number, because the mean of its divisors is an integer number (1015605160132).

Almost surely, 2^{2031210320263} is an apocalyptic number.

2031210320263 is a deficient number, since it is larger than the sum of its proper divisors (1).

2031210320263 is an equidigital number, since it uses as much as digits as its factorization.

2031210320263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 2031210320263 its reverse (3620230121302), we get a palindrome (5651440441565).

The spelling of 2031210320263 in words is "two trillion, thirty-one billion, two hundred ten million, three hundred twenty thousand, two hundred sixty-three".