1020131252263 has 2 divisors, whose sum is σ = 1020131252264. Its totient is φ = 1020131252262.

The previous prime is 1020131252243. The next prime is 1020131252303. The reversal of 1020131252263 is 3622521310201.

1020131252263 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1020131252263 - 2²⁵ = 1020097697831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1020131252243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510065626131 + 510065626132.

It is an arithmetic number, because the mean of its divisors is an integer number (510065626132).

Almost surely, 2^{1020131252263} is an apocalyptic number.

1020131252263 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020131252263 is an equidigital number, since it uses as much as digits as its factorization.

1020131252263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 1020131252263 its reverse (3622521310201), we get a palindrome (4642652562464).

The spelling of 1020131252263 in words is "one trillion, twenty billion, one hundred thirty-one million, two hundred fifty-two thousand, two hundred sixty-three".