313322032220 has 48 divisors (see below), whose sum is σ = 661489707648. Its totient is φ = 124660823040.

The previous prime is 313322032201. The next prime is 313322032223. The reversal of 313322032220 is 22230223313.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313322032223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4073357 + ... + 4149563.

It is an arithmetic number, because the mean of its divisors is an integer number (13781035576).

Almost surely, 2^313322032220 is an apocalyptic number.

It is an amenable number.

313322032220 is an abundant number, since it is smaller than the sum of its proper divisors (348167675428).

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

313322032220 is a wasteful number, since it uses less digits than its factorization.

313322032220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77310 (or 77308 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 313322032220 its reverse (22230223313), we get a palindrome (335552255533).

The spelling of 313322032220 in words is "three hundred thirteen billion, three hundred twenty-two million, thirty-two thousand, two hundred twenty".