212022232011111 has 64 divisors (see below), whose sum is σ = 295587061862400. Its totient is φ = 135017752310784.

The previous prime is 212022232011103. The next prime is 212022232011151. The reversal of 212022232011111 is 111110232220212.

It is not a de Polignac number, because 212022232011111 - 2³ = 212022232011103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212022232011151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2047898395 + ... + 2048001923.

It is an arithmetic number, because the mean of its divisors is an integer number (4618547841600).

Almost surely, 2^{212022232011111} is an apocalyptic number.

212022232011111 is a deficient number, since it is larger than the sum of its proper divisors (83564829851289).

212022232011111 is a wasteful number, since it uses less digits than its factorization.

212022232011111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104440.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 212022232011111 its reverse (111110232220212), we get a palindrome (323132464231323).

The spelling of 212022232011111 in words is "two hundred twelve trillion, twenty-two billion, two hundred thirty-two million, eleven thousand, one hundred eleven".