210120020111110 has 8 divisors (see below), whose sum is σ = 378216036200016. Its totient is φ = 84048008044440.

The previous prime is 210120020111041. The next prime is 210120020111147. The reversal of 210120020111110 is 11111020021012.

It is a happy number.

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 pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10506001005546 + ... + 10506001005565.

It is an arithmetic number, because the mean of its divisors is an integer number (47277004525002).

Almost surely, 2^{210120020111110} is an apocalyptic number.

210120020111110 is a deficient number, since it is larger than the sum of its proper divisors (168096016088906).

210120020111110 is a wasteful number, since it uses less digits than its factorization.

210120020111110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21012002011118.

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

Adding to 210120020111110 its reverse (11111020021012), we get a palindrome (221231040132122).

The spelling of 210120020111110 in words is "two hundred ten trillion, one hundred twenty billion, twenty million, one hundred eleven thousand, one hundred ten".