210021011012110 has 16 divisors (see below), whose sum is σ = 397934547181200. Its totient is φ = 79586909436096.

The previous prime is 210021011012089. The next prime is 210021011012149. The reversal of 210021011012110 is 11210110120012.

It is a happy number.

210021011012110 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 552686870895 + ... + 552686871274.

It is an arithmetic number, because the mean of its divisors is an integer number (24870909198825).

Almost surely, 2^{210021011012110} is an apocalyptic number.

210021011012110 is a deficient number, since it is larger than the sum of its proper divisors (187913536169090).

210021011012110 is a wasteful number, since it uses less digits than its factorization.

210021011012110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1105373742195.

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

Adding to 210021011012110 its reverse (11210110120012), we get a palindrome (221231121132122).

The spelling of 210021011012110 in words is "two hundred ten trillion, twenty-one billion, eleven million, twelve thousand, one hundred ten".