130133311988 has 6 divisors (see below), whose sum is σ = 227733295986. Its totient is φ = 65066655992.

The previous prime is 130133311981. The next prime is 130133311993. The reversal of 130133311988 is 889113331031.

It can be written as a sum of positive squares in only one way, i.e., 129615840484 + 517471504 = 360022^2 + 22748^2 .

It is a super-2 number, since 2×130133311988² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130133311981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16266663995 + ... + 16266664002.

It is an arithmetic number, because the mean of its divisors is an integer number (37955549331).

Almost surely, 2^130133311988 is an apocalyptic number.

It is an amenable number.

130133311988 is a deficient number, since it is larger than the sum of its proper divisors (97599983998).

130133311988 is a wasteful number, since it uses less digits than its factorization.

130133311988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32533328001 (or 32533327999 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 41.

The spelling of 130133311988 in words is "one hundred thirty billion, one hundred thirty-three million, three hundred eleven thousand, nine hundred eighty-eight".