111132212122 has 16 divisors (see below), whose sum is σ = 166972069152. Its totient is φ = 55474923600.

The previous prime is 111132212101. The next prime is 111132212129. The reversal of 111132212122 is 221212231111.

It is a super-2 number, since 2×111132212122² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 111132212122.

It is not an unprimeable number, because it can be changed into a prime (111132212129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3563497 + ... + 3594547.

It is an arithmetic number, because the mean of its divisors is an integer number (10435754322).

Almost surely, 2^111132212122 is an apocalyptic number.

111132212122 is a deficient number, since it is larger than the sum of its proper divisors (55839857030).

111132212122 is a wasteful number, since it uses less digits than its factorization.

111132212122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33933.

The product of its digits is 96, while the sum is 19.

Adding to 111132212122 its reverse (221212231111), we get a palindrome (332344443233).

The spelling of 111132212122 in words is "one hundred eleven billion, one hundred thirty-two million, two hundred twelve thousand, one hundred twenty-two".