11100111222102 has 64 divisors (see below), whose sum is σ = 25388795520000. Its totient is φ = 3169322040960.

The previous prime is 11100111222077. The next prime is 11100111222121. The reversal of 11100111222102 is 20122211100111.

It is a happy number.

11100111222102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 423833224 + ... + 423859412.

It is an arithmetic number, because the mean of its divisors is an integer number (396699930000).

Almost surely, 2^{11100111222102} is an apocalyptic number.

11100111222102 is an abundant number, since it is smaller than the sum of its proper divisors (14288684297898).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11100111222102 is a wasteful number, since it uses less digits than its factorization.

11100111222102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32621.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11100111222102 its reverse (20122211100111), we get a palindrome (31222322322213).

The spelling of 11100111222102 in words is "eleven trillion, one hundred billion, one hundred eleven million, two hundred twenty-two thousand, one hundred two".