1103113012000 has 48 divisors (see below), whose sum is σ = 2710348680312. Its totient is φ = 441245203200.

The previous prime is 1103113011929. The next prime is 1103113012003. The reversal of 1103113012000 is 2103113011.

It can be written as a sum of positive squares in 4 ways, for example, as 475145518864 + 627967493136 = 689308^2 + 792444^2 .

It is not an unprimeable number, because it can be changed into a prime (1103113012003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137885127 + ... + 137893126.

Almost surely, 2^{1103113012000} is an apocalyptic number.

1103113012000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1103113012000 is an abundant number, since it is smaller than the sum of its proper divisors (1607235668312).

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

1103113012000 is an equidigital number, since it uses as much as digits as its factorization.

1103113012000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275778278 (or 275778260 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 1103113012000 its reverse (2103113011), we get a palindrome (1105216125011).

The spelling of 1103113012000 in words is "one trillion, one hundred three billion, one hundred thirteen million, twelve thousand".