111422260206 has 64 divisors (see below), whose sum is σ = 255110932800. Its totient is φ = 36021293568.

The previous prime is 111422260181. The next prime is 111422260237. The reversal of 111422260206 is 602062224111.

111422260206 is a `hidden beast` number, since 1 + 11 + 42 + 2 + 2 + 602 + 0 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 111422260206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 536290 + ... + 714458.

It is an arithmetic number, because the mean of its divisors is an integer number (3986108325).

Almost surely, 2^111422260206 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111422260206, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127555466400).

111422260206 is an abundant number, since it is smaller than the sum of its proper divisors (143688672594).

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

111422260206 is a wasteful number, since it uses less digits than its factorization.

111422260206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178530 (or 178524 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 111422260206 its reverse (602062224111), we get a palindrome (713484484317).

The spelling of 111422260206 in words is "one hundred eleven billion, four hundred twenty-two million, two hundred sixty thousand, two hundred six".