1121222220202 has 8 divisors (see below), whose sum is σ = 1922095234656. Its totient is φ = 480523808652.

The previous prime is 1121222220197. The next prime is 1121222220203. The reversal of 1121222220202 is 2020222221211.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1121222220202.

It is not an unprimeable number, because it can be changed into a prime (1121222220203) by changing a digit.

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, 40043650708 + ... + 40043650735.

It is an arithmetic number, because the mean of its divisors is an integer number (240261904332).

Almost surely, 2^{1121222220202} is an apocalyptic number.

1121222220202 is a deficient number, since it is larger than the sum of its proper divisors (800873014454).

1121222220202 is an equidigital number, since it uses as much as digits as its factorization.

1121222220202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80087301452.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 1121222220202 its reverse (2020222221211), we get a palindrome (3141444441413).

The spelling of 1121222220202 in words is "one trillion, one hundred twenty-one billion, two hundred twenty-two million, two hundred twenty thousand, two hundred two".