210111012111199 has 4 divisors (see below), whose sum is σ = 210241759475664. Its totient is φ = 209980264746736.

The previous prime is 210111012111113. The next prime is 210111012111311. The reversal of 210111012111199 is 991111210111012.

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

It is a cyclic number.

It is not a de Polignac number, because 210111012111199 - 2¹¹ = 210111012109151 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 210111012111199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210111012111109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65373679822 + ... + 65373683035.

It is an arithmetic number, because the mean of its divisors is an integer number (52560439868916).

Almost surely, 2^{210111012111199} is an apocalyptic number.

210111012111199 is a deficient number, since it is larger than the sum of its proper divisors (130747364465).

210111012111199 is a wasteful number, since it uses less digits than its factorization.

210111012111199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130747364464.

The product of its (nonzero) digits is 324, while the sum is 31.

The spelling of 210111012111199 in words is "two hundred ten trillion, one hundred eleven billion, twelve million, one hundred eleven thousand, one hundred ninety-nine".