1101055055105 has 4 divisors (see below), whose sum is σ = 1321266066132. Its totient is φ = 880844044080.

The previous prime is 1101055055069. The next prime is 1101055055141. The reversal of 1101055055105 is 5015505501011.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (1101055055069) and next prime (1101055055141).

It can be written as a sum of positive squares in 2 ways, for example, as 606878392576 + 494176662529 = 779024^2 + 702977^2 .

It is not a de Polignac number, because 1101055055105 - 2⁸ = 1101055054849 is a prime.

It is a super-2 number, since 2×1101055055105² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

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, 110105505506 + ... + 110105505515.

It is an arithmetic number, because the mean of its divisors is an integer number (330316516533).

Almost surely, 2^{1101055055105} is an apocalyptic number.

It is an amenable number.

1101055055105 is a deficient number, since it is larger than the sum of its proper divisors (220211011027).

1101055055105 is an equidigital number, since it uses as much as digits as its factorization.

1101055055105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220211011026.

The product of its (nonzero) digits is 3125, while the sum is 29.

The spelling of 1101055055105 in words is "one trillion, one hundred one billion, fifty-five million, fifty-five thousand, one hundred five".