212011101210122 has 16 divisors (see below), whose sum is σ = 320522147546112. Its totient is φ = 105170392797120.

The previous prime is 212011101210091. The next prime is 212011101210143. The reversal of 212011101210122 is 221012101110212.

It is a self number, because there is not a number n which added to its sum of digits gives 212011101210122.

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, 59223938 + ... + 62701650.

It is an arithmetic number, because the mean of its divisors is an integer number (20032634221632).

Almost surely, 2^{212011101210122} is an apocalyptic number.

212011101210122 is a deficient number, since it is larger than the sum of its proper divisors (108511046335990).

212011101210122 is a wasteful number, since it uses less digits than its factorization.

212011101210122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3717853.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 212011101210122 its reverse (221012101110212), we get a palindrome (433023202320334).

The spelling of 212011101210122 in words is "two hundred twelve trillion, eleven billion, one hundred one million, two hundred ten thousand, one hundred twenty-two".