11110100055 has 16 divisors (see below), whose sum is σ = 17816663040. Its totient is φ = 5911885728.

The previous prime is 11110100039. The next prime is 11110100069. The reversal of 11110100055 is 55000101111.

It is not a de Polignac number, because 11110100055 - 2⁴ = 11110100039 is a prime.

It is a super-2 number, since 2×11110100055² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 837007 + ... + 850176.

It is an arithmetic number, because the mean of its divisors is an integer number (1113541440).

Almost surely, 2^11110100055 is an apocalyptic number.

11110100055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11110100055 is a deficient number, since it is larger than the sum of its proper divisors (6706562985).

11110100055 is a wasteful number, since it uses less digits than its factorization.

11110100055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1687630.

The product of its (nonzero) digits is 25, while the sum is 15.

Adding to 11110100055 its reverse (55000101111), we get a palindrome (66110201166).

The spelling of 11110100055 in words is "eleven billion, one hundred ten million, one hundred thousand, fifty-five".