111012220210 has 16 divisors (see below), whose sum is σ = 208509909696. Its totient is φ = 42474240688.

The previous prime is 111012220171. The next prime is 111012220261. The reversal of 111012220210 is 12022210111.

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 7 ways as a sum of consecutive naturals, for example, 241330684 + ... + 241331143.

It is an arithmetic number, because the mean of its divisors is an integer number (13031869356).

Almost surely, 2^111012220210 is an apocalyptic number.

111012220210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111012220210 is a deficient number, since it is larger than the sum of its proper divisors (97497689486).

111012220210 is a wasteful number, since it uses less digits than its factorization.

111012220210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482661857.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 111012220210 its reverse (12022210111), we get a palindrome (123034430321).

The spelling of 111012220210 in words is "one hundred eleven billion, twelve million, two hundred twenty thousand, two hundred ten".