111200221020222 has 48 divisors (see below), whose sum is σ = 242861837137920. Its totient is φ = 36771300525456.

The previous prime is 111200221020143. The next prime is 111200221020253. The reversal of 111200221020222 is 222020122002111.

It is a happy number.

111200221020222 is a `hidden beast` number, since 1 + 1 + 1 + 200 + 221 + 0 + 20 + 222 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 111200221020195 and 111200221020204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48010198 + ... + 50273049.

It is an arithmetic number, because the mean of its divisors is an integer number (5059621607040).

Almost surely, 2^{111200221020222} is an apocalyptic number.

111200221020222 is an abundant number, since it is smaller than the sum of its proper divisors (131661616117698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111200221020222 is a wasteful number, since it uses less digits than its factorization.

111200221020222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98283757 (or 98283754 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 111200221020222 its reverse (222020122002111), we get a palindrome (333220343022333).

The spelling of 111200221020222 in words is "one hundred eleven trillion, two hundred billion, two hundred twenty-one million, twenty thousand, two hundred twenty-two".