111220000010 has 32 divisors (see below), whose sum is σ = 228819123072. Its totient is φ = 38128622400.

The previous prime is 111219999991. The next prime is 111220000037. The reversal of 111220000010 is 10000022111.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 643949 + ... + 798191.

It is an arithmetic number, because the mean of its divisors is an integer number (7150597596).

Almost surely, 2^111220000010 is an apocalyptic number.

111220000010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111220000010 is an abundant number, since it is smaller than the sum of its proper divisors (117599123062).

111220000010 is a wasteful number, since it uses less digits than its factorization.

111220000010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164558.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 111220000010 its reverse (10000022111), we get a palindrome (121220022121).

The spelling of 111220000010 in words is "one hundred eleven billion, two hundred twenty million, ten", and thus it is an aban number.