1122223345685 has 32 divisors (see below), whose sum is σ = 1526711880960. Its totient is φ = 785037892608.

The previous prime is 1122223345681. The next prime is 1122223345687. The reversal of 1122223345685 is 5865433222211.

It is a cyclic number.

It is not a de Polignac number, because 1122223345685 - 2² = 1122223345681 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122223345681) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19079792 + ... + 19138518.

It is an arithmetic number, because the mean of its divisors is an integer number (47709746280).

Almost surely, 2^{1122223345685} is an apocalyptic number.

It is an amenable number.

1122223345685 is a deficient number, since it is larger than the sum of its proper divisors (404488535275).

1122223345685 is a wasteful number, since it uses less digits than its factorization.

1122223345685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74237.

The product of its digits is 691200, while the sum is 44.

Adding to 1122223345685 its reverse (5865433222211), we get a palindrome (6987656567896).

The spelling of 1122223345685 in words is "one trillion, one hundred twenty-two billion, two hundred twenty-three million, three hundred forty-five thousand, six hundred eighty-five".