210011111101982 has 8 divisors (see below), whose sum is σ = 315016767808536. Its totient is φ = 105005521832472.

The previous prime is 210011111101969. The next prime is 210011111102071. The reversal of 210011111101982 is 289101111110012.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8180228 + ... + 22066679.

It is an arithmetic number, because the mean of its divisors is an integer number (39377095976067).

Almost surely, 2^{210011111101982} is an apocalyptic number.

210011111101982 is a deficient number, since it is larger than the sum of its proper divisors (105005656706554).

210011111101982 is a wasteful number, since it uses less digits than its factorization.

210011111101982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33718522.

The product of its (nonzero) digits is 288, while the sum is 29.

Adding to 210011111101982 its reverse (289101111110012), we get a palindrome (499112222211994).

The spelling of 210011111101982 in words is "two hundred ten trillion, eleven billion, one hundred eleven million, one hundred one thousand, nine hundred eighty-two".