313421112 has 96 divisors (see below), whose sum is σ = 946155600. Its totient is φ = 93146112.

The previous prime is 313421081. The next prime is 313421113. The reversal of 313421112 is 211124313.

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

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313421113) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16518 + ... + 29994.

Almost surely, 2^313421112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 313421112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (473077800).

313421112 is an abundant number, since it is smaller than the sum of its proper divisors (632734488).

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

313421112 is a wasteful number, since it uses less digits than its factorization.

313421112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13525 (or 13518 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 313421112 is about 17703.7033413916. The cubic root of 313421112 is about 679.2704921696.

Adding to 313421112 its reverse (211124313), we get a palindrome (524545425).

The spelling of 313421112 in words is "three hundred thirteen million, four hundred twenty-one thousand, one hundred twelve".