201100120210210 has 16 divisors (see below), whose sum is σ = 389824848407736. Its totient is φ = 74252352077568.

The previous prime is 201100120210201. The next prime is 201100120210259. The reversal of 201100120210210 is 12012021001102.

It can be written as a sum of positive squares in 4 ways, for example, as 154103597339409 + 46996522870801 = 12413847^2 + 6855401^2 .

It is a Harshad number since it is a multiple of its sum of digits (13).

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, 773462000679 + ... + 773462000938.

Almost surely, 2^{201100120210210} is an apocalyptic number.

201100120210210 is a deficient number, since it is larger than the sum of its proper divisors (188724728197526).

201100120210210 is a wasteful number, since it uses less digits than its factorization.

201100120210210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1546924001637.

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

Adding to 201100120210210 its reverse (12012021001102), we get a palindrome (213112141211312).

The spelling of 201100120210210 in words is "two hundred one trillion, one hundred billion, one hundred twenty million, two hundred ten thousand, two hundred ten".