130023023515 has 64 divisors (see below), whose sum is σ = 201594562560. Its totient is φ = 78118871040.

The previous prime is 130023023479. The next prime is 130023023521. The reversal of 130023023515 is 515320320031.

It is not a de Polignac number, because 130023023515 - 2⁹ = 130023023003 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 130023023515.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6432114 + ... + 6452296.

It is an arithmetic number, because the mean of its divisors is an integer number (3149915040).

Almost surely, 2^130023023515 is an apocalyptic number.

130023023515 is a deficient number, since it is larger than the sum of its proper divisors (71571539045).

130023023515 is a wasteful number, since it uses less digits than its factorization.

130023023515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20812.

The product of its (nonzero) digits is 2700, while the sum is 25.

Adding to 130023023515 its reverse (515320320031), we get a palindrome (645343343546).

The spelling of 130023023515 in words is "one hundred thirty billion, twenty-three million, twenty-three thousand, five hundred fifteen".