1222001212022 has 8 divisors (see below), whose sum is σ = 1838539588872. Its totient is φ = 609154682400.

The previous prime is 1222001212021. The next prime is 1222001212057. The reversal of 1222001212022 is 2202121002221.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222001212021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 922960979 + ... + 922962302.

It is an arithmetic number, because the mean of its divisors is an integer number (229817448609).

Almost surely, 2^{1222001212022} is an apocalyptic number.

1222001212022 is a deficient number, since it is larger than the sum of its proper divisors (616538376850).

1222001212022 is a wasteful number, since it uses less digits than its factorization.

1222001212022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1845923614.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 1222001212022 its reverse (2202121002221), we get a palindrome (3424122214243).

The spelling of 1222001212022 in words is "one trillion, two hundred twenty-two billion, one million, two hundred twelve thousand, twenty-two".