11100102112005 has 16 divisors (see below), whose sum is σ = 17776902484224. Its totient is φ = 5914474758080.

The previous prime is 11100102111977. The next prime is 11100102112013. The reversal of 11100102112005 is 50021120100111.

It is not a de Polignac number, because 11100102112005 - 2¹² = 11100102107909 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, 348714909 + ... + 348746738.

It is an arithmetic number, because the mean of its divisors is an integer number (1111056405264).

Almost surely, 2^{11100102112005} is an apocalyptic number.

11100102112005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11100102112005 is a deficient number, since it is larger than the sum of its proper divisors (6676800372219).

11100102112005 is a wasteful number, since it uses less digits than its factorization.

11100102112005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697462716.

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

Adding to 11100102112005 its reverse (50021120100111), we get a palindrome (61121222212116).

The spelling of 11100102112005 in words is "eleven trillion, one hundred billion, one hundred two million, one hundred twelve thousand, five".