111011606622 has 160 divisors (see below), whose sum is σ = 299510196480. Its totient is φ = 30021736320.

The previous prime is 111011606611. The next prime is 111011606623. The reversal of 111011606622 is 226606110111.

111011606622 is a `hidden beast` number, since 11 + 10 + 1 + 16 + 0 + 6 + 622 = 666.

111011606622 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111011606623) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 46042597 + ... + 46045007.

It is an arithmetic number, because the mean of its divisors is an integer number (1871938728).

Almost surely, 2^111011606622 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111011606622, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149755098240).

111011606622 is an abundant number, since it is smaller than the sum of its proper divisors (188498589858).

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

111011606622 is a wasteful number, since it uses less digits than its factorization.

111011606622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4588 (or 4579 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

Adding to 111011606622 its reverse (226606110111), we get a palindrome (337617716733).

The spelling of 111011606622 in words is "one hundred eleven billion, eleven million, six hundred six thousand, six hundred twenty-two".