223311212222 has 12 divisors (see below), whose sum is σ = 389655278640. Its totient is φ = 95704805196.

The previous prime is 223311212219. The next prime is 223311212287. The reversal of 223311212222 is 222212113322.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1139342822 + ... + 1139343017.

It is an arithmetic number, because the mean of its divisors is an integer number (32471273220).

Almost surely, 2^223311212222 is an apocalyptic number.

223311212222 is a deficient number, since it is larger than the sum of its proper divisors (166344066418).

223311212222 is a wasteful number, since it uses less digits than its factorization.

223311212222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2278685855 (or 2278685848 counting only the distinct ones).

The product of its digits is 1152, while the sum is 23.

Adding to 223311212222 its reverse (222212113322), we get a palindrome (445523325544).

The spelling of 223311212222 in words is "two hundred twenty-three billion, three hundred eleven million, two hundred twelve thousand, two hundred twenty-two".