122333355678 has 8 divisors (see below), whose sum is σ = 244666711368. Its totient is φ = 40777785224.

The previous prime is 122333355671. The next prime is 122333355701. The reversal of 122333355678 is 876553333221.

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

122333355678 is an admirable number.

It is a super-2 number, since 2×122333355678² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122333355671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10194446301 + ... + 10194446312.

It is an arithmetic number, because the mean of its divisors is an integer number (30583338921).

Almost surely, 2^122333355678 is an apocalyptic number.

122333355678 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

122333355678 is a wasteful number, since it uses less digits than its factorization.

122333355678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20388892618.

The product of its digits is 2721600, while the sum is 48.

Adding to 122333355678 its reverse (876553333221), we get a palindrome (998886688899).

The spelling of 122333355678 in words is "one hundred twenty-two billion, three hundred thirty-three million, three hundred fifty-five thousand, six hundred seventy-eight".