12122122022 has 8 divisors (see below), whose sum is σ = 18204858000. Its totient is φ = 6053836024.

The previous prime is 12122121989. The next prime is 12122122049. The reversal of 12122122022 is 22022122121.

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, 3610397 + ... + 3613752.

It is an arithmetic number, because the mean of its divisors is an integer number (2275607250).

Almost surely, 2^12122122022 is an apocalyptic number.

12122122022 is a deficient number, since it is larger than the sum of its proper divisors (6082735978).

12122122022 is an equidigital number, since it uses as much as digits as its factorization.

12122122022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7224990.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 12122122022 its reverse (22022122121), we get a palindrome (34144244143).

Subtracting 12122122022 from its reverse (22022122121), we obtain a palindrome (9900000099).

The spelling of 12122122022 in words is "twelve billion, one hundred twenty-two million, one hundred twenty-two thousand, twenty-two".