3130323011220 has 96 divisors (see below), whose sum is σ = 9074014161408. Its totient is φ = 805800379392.

The previous prime is 3130323011161. The next prime is 3130323011227. The reversal of 3130323011220 is 221103230313.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3130323011227) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7397179 + ... + 7808898.

It is an arithmetic number, because the mean of its divisors is an integer number (94520980848).

Almost surely, 2^{3130323011220} is an apocalyptic number.

3130323011220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3130323011220 is an abundant number, since it is smaller than the sum of its proper divisors (5943691150188).

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

3130323011220 is a wasteful number, since it uses less digits than its factorization.

3130323011220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15206209 (or 15206207 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 3130323011220 its reverse (221103230313), we get a palindrome (3351426241533).

The spelling of 3130323011220 in words is "three trillion, one hundred thirty billion, three hundred twenty-three million, eleven thousand, two hundred twenty".