2111120011102 has 4 divisors (see below), whose sum is σ = 3166680016656. Its totient is φ = 1055560005550.

The previous prime is 2111120011081. The next prime is 2111120011157. The reversal of 2111120011102 is 2011100211112.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527780002774 + ... + 527780002777.

It is an arithmetic number, because the mean of its divisors is an integer number (791670004164).

Almost surely, 2^{2111120011102} is an apocalyptic number.

2111120011102 is a deficient number, since it is larger than the sum of its proper divisors (1055560005554).

2111120011102 is a wasteful number, since it uses less digits than its factorization.

2111120011102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1055560005553.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 2111120011102 its reverse (2011100211112), we get a palindrome (4122220222214).

The spelling of 2111120011102 in words is "two trillion, one hundred eleven billion, one hundred twenty million, eleven thousand, one hundred two".