320133131010 has 128 divisors (see below), whose sum is σ = 1064338790400. Its totient is φ = 66521165760.

The previous prime is 320133130957. The next prime is 320133131023. The reversal of 320133131010 is 10131331023.

It is a happy number.

320133131010 is a `hidden beast` number, since 3 + 20 + 1 + 331 + 310 + 1 + 0 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7678420 + ... + 7719999.

It is an arithmetic number, because the mean of its divisors is an integer number (8315146800).

Almost surely, 2^320133131010 is an apocalyptic number.

320133131010 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

320133131010 is an abundant number, since it is smaller than the sum of its proper divisors (744205659390).

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

320133131010 is a wasteful number, since it uses less digits than its factorization.

320133131010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15398453 (or 15398447 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 320133131010 its reverse (10131331023), we get a palindrome (330264462033).

The spelling of 320133131010 in words is "three hundred twenty billion, one hundred thirty-three million, one hundred thirty-one thousand, ten".