11100112102005 has 16 divisors (see below), whose sum is σ = 18138055521024. Its totient is φ = 5794101068480.

The previous prime is 11100112101989. The next prime is 11100112102049. The reversal of 11100112102005 is 50020121100111.

It is not a de Polignac number, because 11100112102005 - 2⁴ = 11100112101989 is a prime.

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, 7872419226 + ... + 7872420635.

It is an arithmetic number, because the mean of its divisors is an integer number (1133628470064).

Almost surely, 2^{11100112102005} is an apocalyptic number.

11100112102005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11100112102005 is a deficient number, since it is larger than the sum of its proper divisors (7037943419019).

11100112102005 is a wasteful number, since it uses less digits than its factorization.

11100112102005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15744839916.

The product of its (nonzero) digits is 20, while the sum is 15.

Adding to 11100112102005 its reverse (50020121100111), we get a palindrome (61120233202116).

The spelling of 11100112102005 in words is "eleven trillion, one hundred billion, one hundred twelve million, one hundred two thousand, five".