12201210022 has 4 divisors (see below), whose sum is σ = 18301815036. Its totient is φ = 6100605010.

The previous prime is 12201210019. The next prime is 12201210067. The reversal of 12201210022 is 22001210221.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 12201209984 and 12201210011.

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, 3050302504 + ... + 3050302507.

It is an arithmetic number, because the mean of its divisors is an integer number (4575453759).

Almost surely, 2^12201210022 is an apocalyptic number.

12201210022 is a deficient number, since it is larger than the sum of its proper divisors (6100605014).

12201210022 is an equidigital number, since it uses as much as digits as its factorization.

12201210022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6100605013.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 12201210022 its reverse (22001210221), we get a palindrome (34202420243).

The spelling of 12201210022 in words is "twelve billion, two hundred one million, two hundred ten thousand, twenty-two".