2303211120 has 160 divisors (see below), whose sum is σ = 8220331008. Its totient is φ = 522553344.

The previous prime is 2303211091. The next prime is 2303211133. The reversal of 2303211120 is 211123032.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2303211120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 225157 + ... + 235163.

Almost surely, 2^2303211120 is an apocalyptic number.

2303211120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2303211120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4110165504).

2303211120 is an abundant number, since it is smaller than the sum of its proper divisors (5917119888).

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

2303211120 is a wasteful number, since it uses less digits than its factorization.

2303211120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10167 (or 10161 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 2303211120 is about 47991.7817964701. The cubic root of 2303211120 is about 1320.6201401992.

Adding to 2303211120 its reverse (211123032), we get a palindrome (2514334152).

The spelling of 2303211120 in words is "two billion, three hundred three million, two hundred eleven thousand, one hundred twenty".