12022211022 has 16 divisors (see below), whose sum is σ = 24052412160. Its totient is φ = 4006071992.

The previous prime is 12022210979. The next prime is 12022211023. The reversal of 12022211022 is 22011222021.

It is a junction number, because it is equal to n+sod(n) for n = 12022210992 and 12022211010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12022211023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 313272 + ... + 349547.

It is an arithmetic number, because the mean of its divisors is an integer number (1503275760).

Almost surely, 2^12022211022 is an apocalyptic number.

12022211022 is an abundant number, since it is smaller than the sum of its proper divisors (12030201138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12022211022 is a wasteful number, since it uses less digits than its factorization.

12022211022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665847.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 12022211022 its reverse (22011222021), we get a palindrome (34033433043).

The spelling of 12022211022 in words is "twelve billion, twenty-two million, two hundred eleven thousand, twenty-two".