1020113300123 has 2 divisors, whose sum is σ = 1020113300124. Its totient is φ = 1020113300122.

The previous prime is 1020113300113. The next prime is 1020113300149. The reversal of 1020113300123 is 3210033110201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1020113300123 - 2²⁶ = 1020046191259 is a prime.

It is a super-2 number, since 2×1020113300123² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1020113300113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510056650061 + 510056650062.

It is an arithmetic number, because the mean of its divisors is an integer number (510056650062).

Almost surely, 2^{1020113300123} is an apocalyptic number.

1020113300123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020113300123 is an equidigital number, since it uses as much as digits as its factorization.

1020113300123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1020113300123 its reverse (3210033110201), we get a palindrome (4230146410324).

The spelling of 1020113300123 in words is "one trillion, twenty billion, one hundred thirteen million, three hundred thousand, one hundred twenty-three".