111102643222 has 32 divisors (see below), whose sum is σ = 179204244480. Its totient is φ = 51494446080.

The previous prime is 111102643189. The next prime is 111102643273. The reversal of 111102643222 is 222346201111.

It is a super-3 number, since 3×111102643222³ (a number of 34 digits) contains 333 as substring.

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, 11266518 + ... + 11276374.

It is an arithmetic number, because the mean of its divisors is an integer number (5600132640).

Almost surely, 2^111102643222 is an apocalyptic number.

111102643222 is a deficient number, since it is larger than the sum of its proper divisors (68101601258).

111102643222 is a wasteful number, since it uses less digits than its factorization.

111102643222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16236.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 111102643222 its reverse (222346201111), we get a palindrome (333448844333).

The spelling of 111102643222 in words is "one hundred eleven billion, one hundred two million, six hundred forty-three thousand, two hundred twenty-two".