103103131323000 has 128 divisors (see below), whose sum is σ = 321728060160000. Its totient is φ = 27490211907200.

The previous prime is 103103131322999. The next prime is 103103131323029. The reversal of 103103131323000 is 323131301301.

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, 18407701 + ... + 23346299.

It is an arithmetic number, because the mean of its divisors is an integer number (2513500470000).

Almost surely, 2^{103103131323000} is an apocalyptic number.

103103131323000 is a gapful number since it is divisible by the number (10) 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 103103131323000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160864030080000).

103103131323000 is an abundant number, since it is smaller than the sum of its proper divisors (218624928837000).

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

103103131323000 is a wasteful number, since it uses less digits than its factorization.

103103131323000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4945582 (or 4945568 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 103103131323000 its reverse (323131301301), we get a palindrome (103426262624301).

The spelling of 103103131323000 in words is "one hundred three trillion, one hundred three billion, one hundred thirty-one million, three hundred twenty-three thousand".