103144333312 has 56 divisors (see below), whose sum is σ = 207326406276. Its totient is φ = 51309576192.

The previous prime is 103144333273. The next prime is 103144333363. The reversal of 103144333312 is 213333441301.

It can be written as a sum of positive squares in 2 ways, for example, as 90442141696 + 12702191616 = 300736^2 + 112704^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1581868 + ... + 1645780.

Almost surely, 2^103144333312 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 103144333312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103663203138).

103144333312 is an abundant number, since it is smaller than the sum of its proper divisors (104182072964).

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

103144333312 is an frugal number, since it uses more digits than its factorization.

103144333312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64136 (or 64112 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 103144333312 its reverse (213333441301), we get a palindrome (316477774613).

The spelling of 103144333312 in words is "one hundred three billion, one hundred forty-four million, three hundred thirty-three thousand, three hundred twelve".