10312003230 has 64 divisors (see below), whose sum is σ = 25443650880. Its totient is φ = 2672815104.

The previous prime is 10312003211. The next prime is 10312003271. The reversal of 10312003230 is 3230021301.

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

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, 1226802 + ... + 1235178.

It is an arithmetic number, because the mean of its divisors is an integer number (397557045).

Almost surely, 2^10312003230 is an apocalyptic number.

10312003230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10312003230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12721825440).

10312003230 is an abundant number, since it is smaller than the sum of its proper divisors (15131647650).

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

10312003230 is a wasteful number, since it uses less digits than its factorization.

10312003230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9533.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 10312003230 its reverse (3230021301), we get a palindrome (13542024531).

The spelling of 10312003230 in words is "ten billion, three hundred twelve million, three thousand, two hundred thirty".