112012211211 has 4 divisors (see below), whose sum is σ = 149349614952. Its totient is φ = 74674807472.

The previous prime is 112012211161. The next prime is 112012211293. The reversal of 112012211211 is 112112210211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 112012211211 - 2⁷ = 112012211083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (112012211411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18668701866 + ... + 18668701871.

It is an arithmetic number, because the mean of its divisors is an integer number (37337403738).

Almost surely, 2^112012211211 is an apocalyptic number.

112012211211 is a deficient number, since it is larger than the sum of its proper divisors (37337403741).

112012211211 is an equidigital number, since it uses as much as digits as its factorization.

112012211211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37337403740.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 112012211211 its reverse (112112210211), we get a palindrome (224124421422).

The spelling of 112012211211 in words is "one hundred twelve billion, twelve million, two hundred eleven thousand, two hundred eleven".