1212023422 has 8 divisors (see below), whose sum is σ = 1828080072. Its totient is φ = 602663400.

The previous prime is 1212023411. The next prime is 1212023431. The reversal of 1212023422 is 2243202121.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1212023422.

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, 1673704 + ... + 1674427.

It is an arithmetic number, because the mean of its divisors is an integer number (228510009).

Almost surely, 2^1212023422 is an apocalyptic number.

1212023422 is a deficient number, since it is larger than the sum of its proper divisors (616056650).

1212023422 is a wasteful number, since it uses less digits than its factorization.

1212023422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3348314.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1212023422 is about 34814.1267591189. The cubic root of 1212023422 is about 1066.1958902772.

Adding to 1212023422 its reverse (2243202121), we get a palindrome (3455225543).

The spelling of 1212023422 in words is "one billion, two hundred twelve million, twenty-three thousand, four hundred twenty-two".