210021120122110 has 16 divisors (see below), whose sum is σ = 412405108603632. Its totient is φ = 76371316408000.

The previous prime is 210021120122083. The next prime is 210021120122131. The reversal of 210021120122110 is 11221021120012.

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, 954641454991 + ... + 954641455210.

It is an arithmetic number, because the mean of its divisors is an integer number (25775319287727).

Almost surely, 2^{210021120122110} is an apocalyptic number.

210021120122110 is a deficient number, since it is larger than the sum of its proper divisors (202383988481522).

210021120122110 is a wasteful number, since it uses less digits than its factorization.

210021120122110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1909282910219.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 210021120122110 its reverse (11221021120012), we get a palindrome (221242141242122).

The spelling of 210021120122110 in words is "two hundred ten trillion, twenty-one billion, one hundred twenty million, one hundred twenty-two thousand, one hundred ten".