111442001211 has 24 divisors (see below), whose sum is σ = 161576762256. Its totient is φ = 74015622720.

The previous prime is 111442001207. The next prime is 111442001219. The reversal of 111442001211 is 112100244111.

111442001211 is a `hidden beast` number, since 1 + 11 + 442 + 0 + 0 + 1 + 211 = 666.

It is not a de Polignac number, because 111442001211 - 2² = 111442001207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111442001219) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10577016 + ... + 10587546.

It is an arithmetic number, because the mean of its divisors is an integer number (6732365094).

Almost surely, 2^111442001211 is an apocalyptic number.

111442001211 is a deficient number, since it is larger than the sum of its proper divisors (50134761045).

111442001211 is a wasteful number, since it uses less digits than its factorization.

111442001211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14843 (or 14840 counting only the distinct ones).

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

Adding to 111442001211 its reverse (112100244111), we get a palindrome (223542245322).

The spelling of 111442001211 in words is "one hundred eleven billion, four hundred forty-two million, one thousand, two hundred eleven".