12022022121022 has 4 divisors (see below), whose sum is σ = 18033033181536. Its totient is φ = 6011011060510.

The previous prime is 12022022120981. The next prime is 12022022121047. The reversal of 12022022121022 is 22012122022021.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×12022022121022² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3005505530254 + ... + 3005505530257.

It is an arithmetic number, because the mean of its divisors is an integer number (4508258295384).

Almost surely, 2^{12022022121022} is an apocalyptic number.

12022022121022 is a deficient number, since it is larger than the sum of its proper divisors (6011011060514).

12022022121022 is an equidigital number, since it uses as much as digits as its factorization.

12022022121022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6011011060513.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 12022022121022 its reverse (22012122022021), we get a palindrome (34034144143043).

Subtracting 12022022121022 from its reverse (22012122022021), we obtain a palindrome (9990099900999).

The spelling of 12022022121022 in words is "twelve trillion, twenty-two billion, twenty-two million, one hundred twenty-one thousand, twenty-two".