12212023622 has 8 divisors (see below), whose sum is σ = 18361547472. Its totient is φ = 6091507800.

The previous prime is 12212023619. The next prime is 12212023639. The reversal of 12212023622 is 22632021221.

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, 7250954 + ... + 7252637.

It is an arithmetic number, because the mean of its divisors is an integer number (2295193434).

Almost surely, 2^12212023622 is an apocalyptic number.

12212023622 is a deficient number, since it is larger than the sum of its proper divisors (6149523850).

12212023622 is a wasteful number, since it uses less digits than its factorization.

12212023622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14504014.

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

Adding to 12212023622 its reverse (22632021221), we get a palindrome (34844044843).

The spelling of 12212023622 in words is "twelve billion, two hundred twelve million, twenty-three thousand, six hundred twenty-two".