1013103000000 has 1176 divisors, whose sum is σ = 4471057144736. Its totient is φ = 213580800000.

The previous prime is 1013102999963. The next prime is 1013103000001. The reversal of 1013103000000 is 3013101.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013103000001) by changing a digit.

It is a polite number, since it can be written in 167 ways as a sum of consecutive naturals, for example, 818999382 + ... + 819000618.

Almost surely, 2^{1013103000000} is an apocalyptic number.

1013103000000 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 1013103000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2235528572368).

1013103000000 is an abundant number, since it is smaller than the sum of its proper divisors (3457954144736).

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

1013103000000 is an equidigital number, since it uses as much as digits as its factorization.

1013103000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1305 (or 1267 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 9.

Adding to 1013103000000 its reverse (3013101), we get a palindrome (1013106013101).

The spelling of 1013103000000 in words is "one trillion, thirteen billion, one hundred three million", and thus it is an aban number.