122222346689 has 8 divisors (see below), whose sum is σ = 124537694400. Its totient is φ = 119907342256.

The previous prime is 122222346677. The next prime is 122222346709. The reversal of 122222346689 is 986643222221.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 122222346689 - 2²⁰ = 122221298113 is a prime.

It is a super-2 number, since 2×122222346689² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (122222346989) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 700604 + ... + 857490.

It is an arithmetic number, because the mean of its divisors is an integer number (15567211800).

Almost surely, 2^122222346689 is an apocalyptic number.

It is an amenable number.

122222346689 is a deficient number, since it is larger than the sum of its proper divisors (2315347711).

122222346689 is a wasteful number, since it uses less digits than its factorization.

122222346689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171639.

The product of its digits is 995328, while the sum is 47.

The spelling of 122222346689 in words is "one hundred twenty-two billion, two hundred twenty-two million, three hundred forty-six thousand, six hundred eighty-nine".