313032322020 has 192 divisors, whose sum is σ = 971705984256. Its totient is φ = 74663608320.

The previous prime is 313032322019. The next prime is 313032322039. The reversal of 313032322020 is 20223230313.

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, 10202142 + ... + 10232778.

It is an arithmetic number, because the mean of its divisors is an integer number (5060968668).

Almost surely, 2^313032322020 is an apocalyptic number.

313032322020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 313032322020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (485852992128).

313032322020 is an abundant number, since it is smaller than the sum of its proper divisors (658673662236).

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

313032322020 is a wasteful number, since it uses less digits than its factorization.

313032322020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30910 (or 30908 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 313032322020 its reverse (20223230313), we get a palindrome (333255552333).

The spelling of 313032322020 in words is "three hundred thirteen billion, thirty-two million, three hundred twenty-two thousand, twenty".