122233444678 has 4 divisors (see below), whose sum is σ = 183350167020. Its totient is φ = 61116722338.

The previous prime is 122233444637. The next prime is 122233444687. The reversal of 122233444678 is 876444332221.

It is a semiprime because it is the product of two primes.

It is a plaindrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30558361168 + ... + 30558361171.

It is an arithmetic number, because the mean of its divisors is an integer number (45837541755).

Almost surely, 2^122233444678 is an apocalyptic number.

122233444678 is a deficient number, since it is larger than the sum of its proper divisors (61116722342).

122233444678 is an equidigital number, since it uses as much as digits as its factorization.

122233444678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61116722341.

The product of its digits is 1548288, while the sum is 46.

Adding to 122233444678 its reverse (876444332221), we get a palindrome (998677776899).

The spelling of 122233444678 in words is "one hundred twenty-two billion, two hundred thirty-three million, four hundred forty-four thousand, six hundred seventy-eight".