111222112010 has 8 divisors (see below), whose sum is σ = 200199801636. Its totient is φ = 44488844800.

The previous prime is 111222112007. The next prime is 111222112013. The reversal of 111222112010 is 10211222111.

It is an interprime number because it is at equal distance from previous prime (111222112007) and next prime (111222112013).

It can be written as a sum of positive squares in 2 ways, for example, as 94394574169 + 16827537841 = 307237^2 + 129721^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (111222112013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5561105591 + ... + 5561105610.

Almost surely, 2^111222112010 is an apocalyptic number.

111222112010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111222112010 is a deficient number, since it is larger than the sum of its proper divisors (88977689626).

111222112010 is a wasteful number, since it uses less digits than its factorization.

111222112010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11122211208.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111222112010 its reverse (10211222111), we get a palindrome (121433334121).

The spelling of 111222112010 in words is "one hundred eleven billion, two hundred twenty-two million, one hundred twelve thousand, ten".