10001111111055 has 24 divisors (see below), whose sum is σ = 17335339240128. Its totient is φ = 5333901316416.

The previous prime is 10001111110993. The next prime is 10001111111077. The reversal of 10001111111055 is 55011111110001.

It is not a de Polignac number, because 10001111111055 - 2¹³ = 10001111102863 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13645674 + ... + 14359896.

It is an arithmetic number, because the mean of its divisors is an integer number (722305801672).

Almost surely, 2^{10001111111055} is an apocalyptic number.

10001111111055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10001111111055 is a deficient number, since it is larger than the sum of its proper divisors (7334228129073).

10001111111055 is a wasteful number, since it uses less digits than its factorization.

10001111111055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1025407 (or 1025404 counting only the distinct ones).

The product of its (nonzero) digits is 25, while the sum is 18.

Adding to 10001111111055 its reverse (55011111110001), we get a palindrome (65012222221056).

The spelling of 10001111111055 in words is "ten trillion, one billion, one hundred eleven million, one hundred eleven thousand, fifty-five".