111222200010 has 32 divisors (see below), whose sum is σ = 266945196672. Its totient is φ = 29657929280.

The previous prime is 111222199909. The next prime is 111222200017. The reversal of 111222200010 is 10002222111.

It is not an unprimeable number, because it can be changed into a prime (111222200017) 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 15 ways as a sum of consecutive naturals, for example, 731932 + ... + 870728.

It is an arithmetic number, because the mean of its divisors is an integer number (8342037396).

Almost surely, 2^111222200010 is an apocalyptic number.

111222200010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111222200010 is an abundant number, since it is smaller than the sum of its proper divisors (155722996662).

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

111222200010 is a wasteful number, since it uses less digits than its factorization.

111222200010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165518.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 111222200010 its reverse (10002222111), we get a palindrome (121224422121).

The spelling of 111222200010 in words is "one hundred eleven billion, two hundred twenty-two million, two hundred thousand, ten".