1202222121222 has 8 divisors (see below), whose sum is σ = 2404444242456. Its totient is φ = 400740707072.

The previous prime is 1202222121209. The next prime is 1202222121271. The reversal of 1202222121222 is 2221212222021.

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

1202222121222 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100185176763 + ... + 100185176774.

It is an arithmetic number, because the mean of its divisors is an integer number (300555530307).

Almost surely, 2^{1202222121222} is an apocalyptic number.

1202222121222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1202222121222 is a wasteful number, since it uses less digits than its factorization.

1202222121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200370353542.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 1202222121222 its reverse (2221212222021), we get a palindrome (3423434343243).

The spelling of 1202222121222 in words is "one trillion, two hundred two billion, two hundred twenty-two million, one hundred twenty-one thousand, two hundred twenty-two".