1313220114 has 96 divisors (see below), whose sum is σ = 3184272000. Its totient is φ = 404082432.

The previous prime is 1313220113. The next prime is 1313220127. The reversal of 1313220114 is 4110223131.

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

It is not an unprimeable number, because it can be changed into a prime (1313220113) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 436387 + ... + 439385.

It is an arithmetic number, because the mean of its divisors is an integer number (33169500).

Almost surely, 2^1313220114 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1313220114, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1592136000).

1313220114 is an abundant number, since it is smaller than the sum of its proper divisors (1871051886).

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

1313220114 is a wasteful number, since it uses less digits than its factorization.

1313220114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3086 (or 3074 counting only the distinct ones).

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

The square root of 1313220114 is about 36238.3790200390. The cubic root of 1313220114 is about 1095.0799866510.

Adding to 1313220114 its reverse (4110223131), we get a palindrome (5423443245).

The spelling of 1313220114 in words is "one billion, three hundred thirteen million, two hundred twenty thousand, one hundred fourteen".