3113203000 has 64 divisors (see below), whose sum is σ = 7311844800. Its totient is φ = 1240675200.

The previous prime is 3113202919. The next prime is 3113203003. The reversal of 3113203000 is 3023113.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3113203003) 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, 271381 + ... + 282619.

It is an arithmetic number, because the mean of its divisors is an integer number (114247575).

Almost surely, 2^3113203000 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 3113203000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3655922400).

3113203000 is an abundant number, since it is smaller than the sum of its proper divisors (4198641800).

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

3113203000 is a wasteful number, since it uses less digits than its factorization.

3113203000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11537 (or 11523 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 3113203000 is about 55796.0840919862. The cubic root of 3113203000 is about 1460.1668352540.

Adding to 3113203000 its reverse (3023113), we get a palindrome (3116226113).

The spelling of 3113203000 in words is "three billion, one hundred thirteen million, two hundred three thousand".