12122022022 has 16 divisors (see below), whose sum is σ = 19860584400. Its totient is φ = 5503191040.

The previous prime is 12122021987. The next prime is 12122022037. The reversal of 12122022022 is 22022022121.

12122022022 is a modest number, since divided by 22022 gives 12122 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 12122021987 and 12122022005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 322747 + ... + 358342.

It is an arithmetic number, because the mean of its divisors is an integer number (1241286525).

Almost surely, 2^12122022022 is an apocalyptic number.

12122022022 is a deficient number, since it is larger than the sum of its proper divisors (7738562378).

12122022022 is a wasteful number, since it uses less digits than its factorization.

12122022022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 681911.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 12122022022 its reverse (22022022121), we get a palindrome (34144044143).

Subtracting 12122022022 from its reverse (22022022121), we obtain a palindrome (9900000099).

It can be divided in two parts, 121 and 22022022, that multiplied together give a palindrome (2664664662).

The spelling of 12122022022 in words is "twelve billion, one hundred twenty-two million, twenty-two thousand, twenty-two".