210002110120111 has 4 divisors (see below), whose sum is σ = 222355175421312. Its totient is φ = 197649044818912.

The previous prime is 210002110120079. The next prime is 210002110120139. The reversal of 210002110120111 is 111021011200012.

It is a happy number.

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 210002110120111 - 2⁵ = 210002110120079 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 210002110120091 and 210002110120100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210002110120181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6176532650575 + ... + 6176532650608.

It is an arithmetic number, because the mean of its divisors is an integer number (55588793855328).

Almost surely, 2^{210002110120111} is an apocalyptic number.

210002110120111 is a deficient number, since it is larger than the sum of its proper divisors (12353065301201).

210002110120111 is a wasteful number, since it uses less digits than its factorization.

210002110120111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12353065301200.

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

Adding to 210002110120111 its reverse (111021011200012), we get a palindrome (321023121320123).

The spelling of 210002110120111 in words is "two hundred ten trillion, two billion, one hundred ten million, one hundred twenty thousand, one hundred eleven".