210002112106 has 16 divisors (see below), whose sum is σ = 339825840264. Its totient is φ = 96959908864.

The previous prime is 210002112101. The next prime is 210002112127. The reversal of 210002112106 is 601211200012.

It can be written as a sum of positive squares in 4 ways, for example, as 210001311081 + 801025 = 458259^2 + 895^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 210002112106.

It is not an unprimeable number, because it can be changed into a prime (210002112101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58267375 + ... + 58270978.

Almost surely, 2^210002112106 is an apocalyptic number.

210002112106 is a deficient number, since it is larger than the sum of its proper divisors (129823728158).

210002112106 is a wasteful number, since it uses less digits than its factorization.

210002112106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116538425.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 210002112106 its reverse (601211200012), we get a palindrome (811213312118).

The spelling of 210002112106 in words is "two hundred ten billion, two million, one hundred twelve thousand, one hundred six".