201012202212123 has 16 divisors (see below), whose sum is σ = 272017137566720. Its totient is φ = 132007710026016.

The previous prime is 201012202212083. The next prime is 201012202212131. The reversal of 201012202212123 is 321212202210102.

It is not a de Polignac number, because 201012202212123 - 2¹⁷ = 201012202081051 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 201012202212123.

It is not an unprimeable number, because it can be changed into a prime (201012202212193) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116339286 + ... + 118054452.

It is an arithmetic number, because the mean of its divisors is an integer number (17001071097920).

Almost surely, 2^{201012202212123} is an apocalyptic number.

201012202212123 is a deficient number, since it is larger than the sum of its proper divisors (71004935354597).

201012202212123 is a wasteful number, since it uses less digits than its factorization.

201012202212123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2298306.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 201012202212123 its reverse (321212202210102), we get a palindrome (522224404422225).

The spelling of 201012202212123 in words is "two hundred one trillion, twelve billion, two hundred two million, two hundred twelve thousand, one hundred twenty-three".