222202121120012 has 24 divisors (see below), whose sum is σ = 424206004014912. Its totient is φ = 101000498763600.

The previous prime is 222202121119939. The next prime is 222202121120017. The reversal of 222202121120012 is 210021121202222.

It is not an unprimeable number, because it can be changed into a prime (222202121120017) 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, 1884998 + ... + 21165005.

It is an arithmetic number, because the mean of its divisors is an integer number (17675250167288).

Almost surely, 2^{222202121120012} is an apocalyptic number.

222202121120012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

222202121120012 is a deficient number, since it is larger than the sum of its proper divisors (202003882894900).

222202121120012 is a wasteful number, since it uses less digits than its factorization.

222202121120012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23269109 (or 23269107 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 222202121120012 its reverse (210021121202222), we get a palindrome (432223242322234).

The spelling of 222202121120012 in words is "two hundred twenty-two trillion, two hundred two billion, one hundred twenty-one million, one hundred twenty thousand, twelve".