1100203103130 has 16 divisors (see below), whose sum is σ = 2640487447584. Its totient is φ = 293387494160.

The previous prime is 1100203103117. The next prime is 1100203103179. The reversal of 1100203103130 is 313013020011.

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18336718356 + ... + 18336718415.

It is an arithmetic number, because the mean of its divisors is an integer number (165030465474).

Almost surely, 2^{1100203103130} is an apocalyptic number.

1100203103130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1100203103130 is an abundant number, since it is smaller than the sum of its proper divisors (1540284344454).

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

1100203103130 is a wasteful number, since it uses less digits than its factorization.

1100203103130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36673436781.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 1100203103130 its reverse (313013020011), we get a palindrome (1413216123141).

The spelling of 1100203103130 in words is "one trillion, one hundred billion, two hundred three million, one hundred three thousand, one hundred thirty".