111100222202222 has 32 divisors (see below), whose sum is σ = 194400388869984. Its totient is φ = 47058917632000.

The previous prime is 111100222202201. The next prime is 111100222202311. The reversal of 111100222202222 is 222202222001111.

111100222202222 is a modest number, since divided by 222202222 gives 11110 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 111100222202194 and 111100222202203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1470553403 + ... + 1470628950.

It is an arithmetic number, because the mean of its divisors is an integer number (6075012152187).

Almost surely, 2^{111100222202222} is an apocalyptic number.

111100222202222 is a deficient number, since it is larger than the sum of its proper divisors (83300166667762).

111100222202222 is a wasteful number, since it uses less digits than its factorization.

111100222202222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2941182484.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 111100222202222 its reverse (222202222001111), we get a palindrome (333302444203333).

The spelling of 111100222202222 in words is "one hundred eleven trillion, one hundred billion, two hundred twenty-two million, two hundred two thousand, two hundred twenty-two".