130123023102 has 32 divisors (see below), whose sum is σ = 289209634560. Its totient is φ = 43367236920.

The previous prime is 130123023083. The next prime is 130123023137. The reversal of 130123023102 is 201320321031.

It is a super-2 number, since 2×130123023102² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140727 + ... + 529197.

It is an arithmetic number, because the mean of its divisors is an integer number (9037801080).

Almost surely, 2^130123023102 is an apocalyptic number.

130123023102 is an abundant number, since it is smaller than the sum of its proper divisors (159086611458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130123023102 is a wasteful number, since it uses less digits than its factorization.

130123023102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394685 (or 394679 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 130123023102 its reverse (201320321031), we get a palindrome (331443344133).

The spelling of 130123023102 in words is "one hundred thirty billion, one hundred twenty-three million, twenty-three thousand, one hundred two".