212112132312311 has 32 divisors (see below), whose sum is σ = 265046616350208. Its totient is φ = 164910540810240.

The previous prime is 212112132312307. The next prime is 212112132312323. The reversal of 212112132312311 is 113213231211212.

It is a cyclic number.

It is not a de Polignac number, because 212112132312311 - 2² = 212112132312307 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212112132302311) 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 31 ways as a sum of consecutive naturals, for example, 79832516 + ... + 82446678.

It is an arithmetic number, because the mean of its divisors is an integer number (8282706760944).

Almost surely, 2^{212112132312311} is an apocalyptic number.

212112132312311 is a deficient number, since it is larger than the sum of its proper divisors (52934484037897).

212112132312311 is a wasteful number, since it uses less digits than its factorization.

212112132312311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2616551.

The product of its digits is 864, while the sum is 26.

Adding to 212112132312311 its reverse (113213231211212), we get a palindrome (325325363523523).

The spelling of 212112132312311 in words is "two hundred twelve trillion, one hundred twelve billion, one hundred thirty-two million, three hundred twelve thousand, three hundred eleven".