11031100231103 has 4 divisors (see below), whose sum is σ = 11031387306048. Its totient is φ = 11030813156160.

The previous prime is 11031100231087. The next prime is 11031100231133. The reversal of 11031100231103 is 30113200113011.

11031100231103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11031100231103 - 2⁴ = 11031100231087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11031100231133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143479826 + ... + 143556687.

It is an arithmetic number, because the mean of its divisors is an integer number (2757846826512).

Almost surely, 2^{11031100231103} is an apocalyptic number.

11031100231103 is a deficient number, since it is larger than the sum of its proper divisors (287074945).

11031100231103 is an equidigital number, since it uses as much as digits as its factorization.

11031100231103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287074944.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 11031100231103 its reverse (30113200113011), we get a palindrome (41144300344114).

The spelling of 11031100231103 in words is "eleven trillion, thirty-one billion, one hundred million, two hundred thirty-one thousand, one hundred three".