111012220202 has 8 divisors (see below), whose sum is σ = 179327432676. Its totient is φ = 51236409312.

The previous prime is 111012220171. The next prime is 111012220261. The reversal of 111012220202 is 202022210111.

It can be written as a sum of positive squares in 2 ways, for example, as 83100169441 + 27912050761 = 288271^2 + 167069^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2134850363 + ... + 2134850414.

Almost surely, 2^111012220202 is an apocalyptic number.

111012220202 is a deficient number, since it is larger than the sum of its proper divisors (68315212474).

111012220202 is a wasteful number, since it uses less digits than its factorization.

111012220202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4269700792.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 111012220202 its reverse (202022210111), we get a palindrome (313034430313).

The spelling of 111012220202 in words is "one hundred eleven billion, twelve million, two hundred twenty thousand, two hundred two".