1100013101291 has 4 divisors (see below), whose sum is σ = 1184629493712. Its totient is φ = 1015396708872.

The previous prime is 1100013101267. The next prime is 1100013101329. The reversal of 1100013101291 is 1921013100011.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-1100013101291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1100013101191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42308196191 + ... + 42308196216.

It is an arithmetic number, because the mean of its divisors is an integer number (296157373428).

Almost surely, 2^{1100013101291} is an apocalyptic number.

1100013101291 is a deficient number, since it is larger than the sum of its proper divisors (84616392421).

1100013101291 is an equidigital number, since it uses as much as digits as its factorization.

1100013101291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84616392420.

The product of its (nonzero) digits is 54, while the sum is 20.

The spelling of 1100013101291 in words is "one trillion, one hundred billion, thirteen million, one hundred one thousand, two hundred ninety-one".