1112222201211 has 48 divisors (see below), whose sum is σ = 1769503162752. Its totient is φ = 667579449600.

The previous prime is 1112222201183. The next prime is 1112222201243. The reversal of 1112222201211 is 1121022222111.

1112222201211 is a `hidden beast` number, since 1 + 11 + 222 + 220 + 1 + 211 = 666.

It is not a de Polignac number, because 1112222201211 - 2⁹ = 1112222200699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1112222201281) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14314176 + ... + 14391666.

It is an arithmetic number, because the mean of its divisors is an integer number (36864649224).

Almost surely, 2^{1112222201211} is an apocalyptic number.

1112222201211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1112222201211 is a deficient number, since it is larger than the sum of its proper divisors (657280961541).

1112222201211 is a wasteful number, since it uses less digits than its factorization.

1112222201211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78904 (or 78901 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 1112222201211 its reverse (1121022222111), we get a palindrome (2233244423322).

The spelling of 1112222201211 in words is "one trillion, one hundred twelve billion, two hundred twenty-two million, two hundred one thousand, two hundred eleven".