11103031010000 has 100 divisors (see below), whose sum is σ = 27036937263732. Its totient is φ = 4415539968000.

The previous prime is 11103031009981. The next prime is 11103031010003. The reversal of 11103031010000 is 1013030111.

It is a happy number.

It can be written as a sum of positive squares in 10 ways, for example, as 5170766740624 + 5932264269376 = 2273932^2 + 2435624^2 .

It is a tau number, because it is divible by the number of its divisors (100).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11103031010003) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1478969 + ... + 4938968.

Almost surely, 2^{11103031010000} is an apocalyptic number.

11103031010000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11103031010000 is an abundant number, since it is smaller than the sum of its proper divisors (15933906253732).

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

11103031010000 is an equidigital number, since it uses as much as digits as its factorization.

11103031010000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6418138 (or 6418117 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 11.

Adding to 11103031010000 its reverse (1013030111), we get a palindrome (11104044040111).

The spelling of 11103031010000 in words is "eleven trillion, one hundred three billion, thirty-one million, ten thousand".