1100251105313 has 4 divisors (see below), whose sum is σ = 1102864528788. Its totient is φ = 1097637681840.

The previous prime is 1100251105259. The next prime is 1100251105339. The reversal of 1100251105313 is 3135011520011.

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

It can be written as a sum of positive squares in 2 ways, for example, as 22605723904 + 1077645381409 = 150352^2 + 1038097^2 .

It is a cyclic number.

It is not a de Polignac number, because 1100251105313 - 2²⁴ = 1100234328097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1100251107313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1306711106 + ... + 1306711947.

It is an arithmetic number, because the mean of its divisors is an integer number (275716132197).

Almost surely, 2^{1100251105313} is an apocalyptic number.

It is an amenable number.

1100251105313 is a deficient number, since it is larger than the sum of its proper divisors (2613423475).

1100251105313 is an equidigital number, since it uses as much as digits as its factorization.

1100251105313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2613423474.

The product of its (nonzero) digits is 450, while the sum is 23.

Adding to 1100251105313 its reverse (3135011520011), we get a palindrome (4235262625324).

The spelling of 1100251105313 in words is "one trillion, one hundred billion, two hundred fifty-one million, one hundred five thousand, three hundred thirteen".