122223356 has 6 divisors (see below), whose sum is σ = 213890880. Its totient is φ = 61111676.

The previous prime is 122223347. The next prime is 122223427. The reversal of 122223356 is 653322221.

It is a plaindrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15277916 + ... + 15277923.

It is an arithmetic number, because the mean of its divisors is an integer number (35648480).

Almost surely, 2^122223356 is an apocalyptic number.

It is an amenable number.

122223356 is a deficient number, since it is larger than the sum of its proper divisors (91667524).

122223356 is a wasteful number, since it uses less digits than its factorization.

122223356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30555843 (or 30555841 counting only the distinct ones).

The product of its digits is 4320, while the sum is 26.

The square root of 122223356 is about 11055.4672447618. The cubic root of 122223356 is about 496.2700521689.

Adding to 122223356 its reverse (653322221), we get a palindrome (775545577).

The spelling of 122223356 in words is "one hundred twenty-two million, two hundred twenty-three thousand, three hundred fifty-six".