2312003100 has 144 divisors (see below), whose sum is σ = 7435774080. Its totient is φ = 549868800.

The previous prime is 2312003093. The next prime is 2312003119. The reversal of 2312003100 is 13002132.

It is a happy number.

2312003100 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2312003100² = 10690716668819220000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 168291 + ... + 181509.

It is an arithmetic number, because the mean of its divisors is an integer number (51637320).

Almost surely, 2^2312003100 is an apocalyptic number.

2312003100 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 2312003100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3717887040).

2312003100 is an abundant number, since it is smaller than the sum of its proper divisors (5123770980).

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

2312003100 is a wasteful number, since it uses less digits than its factorization.

2312003100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13300 (or 13293 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 2312003100 is about 48083.2933564247. The cubic root of 2312003100 is about 1322.2983946837.

Adding to 2312003100 its reverse (13002132), we get a palindrome (2325005232).

The spelling of 2312003100 in words is "two billion, three hundred twelve million, three thousand, one hundred".