1202221021022 has 32 divisors (see below), whose sum is σ = 2103239424000. Its totient is φ = 515181502584.

The previous prime is 1202221021021. The next prime is 1202221021037. The reversal of 1202221021022 is 2201201222021.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202221021021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6549263 + ... + 6730325.

It is an arithmetic number, because the mean of its divisors is an integer number (65726232000).

Almost surely, 2^{1202221021022} is an apocalyptic number.

1202221021022 is a deficient number, since it is larger than the sum of its proper divisors (901018402978).

1202221021022 is an equidigital number, since it uses as much as digits as its factorization.

1202221021022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190765 (or 190751 counting only the distinct ones).

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

Adding to 1202221021022 its reverse (2201201222021), we get a palindrome (3403422243043).

The spelling of 1202221021022 in words is "one trillion, two hundred two billion, two hundred twenty-one million, twenty-one thousand, twenty-two".