212232311222 has 8 divisors (see below), whose sum is σ = 322832248272. Its totient is φ = 104621561800.

The previous prime is 212232311219. The next prime is 212232311231. The reversal of 212232311222 is 222113232212.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 747296729 + ... + 747297012.

It is an arithmetic number, because the mean of its divisors is an integer number (40354031034).

Almost surely, 2^212232311222 is an apocalyptic number.

212232311222 is a deficient number, since it is larger than the sum of its proper divisors (110599937050).

212232311222 is a wasteful number, since it uses less digits than its factorization.

212232311222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1494593814.

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

Adding to 212232311222 its reverse (222113232212), we get a palindrome (434345543434).

The spelling of 212232311222 in words is "two hundred twelve billion, two hundred thirty-two million, three hundred eleven thousand, two hundred twenty-two".