212302222232123 has 16 divisors (see below), whose sum is σ = 216458346837600. Its totient is φ = 208165295328000.

The previous prime is 212302222232083. The next prime is 212302222232141. The reversal of 212302222232123 is 321232222203212.

It is a cyclic number.

It is not a de Polignac number, because 212302222232123 - 2³⁶ = 212233502755387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212302222232183) 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, 38114873 + ... + 43328373.

It is an arithmetic number, because the mean of its divisors is an integer number (13528646677350).

Almost surely, 2^{212302222232123} is an apocalyptic number.

212302222232123 is a deficient number, since it is larger than the sum of its proper divisors (4156124605477).

212302222232123 is a wasteful number, since it uses less digits than its factorization.

212302222232123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5215342.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 212302222232123 its reverse (321232222203212), we get a palindrome (533534444435335).

The spelling of 212302222232123 in words is "two hundred twelve trillion, three hundred two billion, two hundred twenty-two million, two hundred thirty-two thousand, one hundred twenty-three".