220111123332232 has 32 divisors (see below), whose sum is σ = 450740669944320. Its totient is φ = 99936427890240.

The previous prime is 220111123332227. The next prime is 220111123332253. The reversal of 220111123332232 is 232233321111022.

It is a super-2 number, since 2×220111123332232² (a number of 29 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 220111123332232.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1425956328 + ... + 1426110679.

It is an arithmetic number, because the mean of its divisors is an integer number (14085645935760).

Almost surely, 2^{220111123332232} is an apocalyptic number.

220111123332232 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

220111123332232 is an abundant number, since it is smaller than the sum of its proper divisors (230629546612088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220111123332232 is a wasteful number, since it uses less digits than its factorization.

220111123332232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2852067901 (or 2852067897 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 220111123332232 its reverse (232233321111022), we get a palindrome (452344444443254).

The spelling of 220111123332232 in words is "two hundred twenty trillion, one hundred eleven billion, one hundred twenty-three million, three hundred thirty-two thousand, two hundred thirty-two".