111222010011 has 48 divisors (see below), whose sum is σ = 174869864064. Its totient is φ = 62687632896.

The previous prime is 111222009989. The next prime is 111222010033. The reversal of 111222010011 is 110010222111.

It is an interprime number because it is at equal distance from previous prime (111222009989) and next prime (111222010033).

It is not a de Polignac number, because 111222010011 - 2⁷ = 111222009883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111222010061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7838155 + ... + 7852331.

It is an arithmetic number, because the mean of its divisors is an integer number (3643122168).

Almost surely, 2^111222010011 is an apocalyptic number.

111222010011 is a deficient number, since it is larger than the sum of its proper divisors (63647854053).

111222010011 is a wasteful number, since it uses less digits than its factorization.

111222010011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14920 (or 14913 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 111222010011 its reverse (110010222111), we get a palindrome (221232232122).

The spelling of 111222010011 in words is "one hundred eleven billion, two hundred twenty-two million, ten thousand, eleven".