10323231012 has 144 divisors (see below), whose sum is σ = 28436728320. Its totient is φ = 3145651200.

The previous prime is 10323231001. The next prime is 10323231047. The reversal of 10323231012 is 21013232301.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12573562 + ... + 12574382.

It is an arithmetic number, because the mean of its divisors is an integer number (197477280).

Almost surely, 2^10323231012 is an apocalyptic number.

10323231012 is a gapful number since it is divisible by the number (12) 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 10323231012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14218364160).

10323231012 is an abundant number, since it is smaller than the sum of its proper divisors (18113497308).

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

10323231012 is a wasteful number, since it uses less digits than its factorization.

10323231012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1474 (or 1469 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 10323231012 its reverse (21013232301), we get a palindrome (31336463313).

The spelling of 10323231012 in words is "ten billion, three hundred twenty-three million, two hundred thirty-one thousand, twelve".