313233240043220 has 24 divisors (see below), whose sum is σ = 751759776104064. Its totient is φ = 107394253729056.

The previous prime is 313233240043201. The next prime is 313233240043261. The reversal of 313233240043220 is 22340042332313.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1118690142872 + ... + 1118690143151.

It is an arithmetic number, because the mean of its divisors is an integer number (31323324004336).

Almost surely, 2^{313233240043220} is an apocalyptic number.

It is an amenable number.

313233240043220 is an abundant number, since it is smaller than the sum of its proper divisors (438526536060844).

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

313233240043220 is a wasteful number, since it uses less digits than its factorization.

313233240043220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2237380286039 (or 2237380286037 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 32.

Adding to 313233240043220 its reverse (22340042332313), we get a palindrome (335573282375533).

The spelling of 313233240043220 in words is "three hundred thirteen trillion, two hundred thirty-three billion, two hundred forty million, forty-three thousand, two hundred twenty".