11102120202111 has 8 divisors (see below), whose sum is σ = 14803968564864. Its totient is φ = 7400842653720.

The previous prime is 11102120202077. The next prime is 11102120202143. The reversal of 11102120202111 is 11120202120111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11102120202111 - 2⁷ = 11102120201983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11102120202181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142658205 + ... + 142736006.

It is an arithmetic number, because the mean of its divisors is an integer number (1850496070608).

Almost surely, 2^{11102120202111} is an apocalyptic number.

11102120202111 is a deficient number, since it is larger than the sum of its proper divisors (3701848362753).

11102120202111 is a wasteful number, since it uses less digits than its factorization.

11102120202111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285407181.

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

Adding to 11102120202111 its reverse (11120202120111), we get a palindrome (22222322322222).

The spelling of 11102120202111 in words is "eleven trillion, one hundred two billion, one hundred twenty million, two hundred two thousand, one hundred eleven".