111225312010 has 16 divisors (see below), whose sum is σ = 210742696800. Its totient is φ = 42148539216.

The previous prime is 111225312001. The next prime is 111225312071. The reversal of 111225312010 is 10213522111.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 292698000 + ... + 292698379.

It is an arithmetic number, because the mean of its divisors is an integer number (13171418550).

Almost surely, 2^111225312010 is an apocalyptic number.

111225312010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111225312010 is a deficient number, since it is larger than the sum of its proper divisors (99517384790).

111225312010 is a wasteful number, since it uses less digits than its factorization.

111225312010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 585396405.

The product of its (nonzero) digits is 120, while the sum is 19.

Adding to 111225312010 its reverse (10213522111), we get a palindrome (121438834121).

The spelling of 111225312010 in words is "one hundred eleven billion, two hundred twenty-five million, three hundred twelve thousand, ten".