210001112122 has 8 divisors (see below), whose sum is σ = 315003650976. Its totient is φ = 104999895132.

The previous prime is 210001112039. The next prime is 210001112141. The reversal of 210001112122 is 221211100012.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 333553 + ... + 728875.

It is an arithmetic number, because the mean of its divisors is an integer number (39375456372).

Almost surely, 2^210001112122 is an apocalyptic number.

210001112122 is a deficient number, since it is larger than the sum of its proper divisors (105002538854).

210001112122 is a wasteful number, since it uses less digits than its factorization.

210001112122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660932.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 210001112122 its reverse (221211100012), we get a palindrome (431212212134).

The spelling of 210001112122 in words is "two hundred ten billion, one million, one hundred twelve thousand, one hundred twenty-two".