1121020202222 has 8 divisors (see below), whose sum is σ = 1682246769816. Its totient is φ = 560271278952.

The previous prime is 1121020202171. The next prime is 1121020202261. The reversal of 1121020202222 is 2222020201211.

It is a happy number.

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 1121020202222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119405213 + ... + 119414600.

It is an arithmetic number, because the mean of its divisors is an integer number (210280846227).

Almost surely, 2^{1121020202222} is an apocalyptic number.

1121020202222 is a deficient number, since it is larger than the sum of its proper divisors (561226567594).

1121020202222 is a wasteful number, since it uses less digits than its factorization.

1121020202222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238822162.

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

Adding to 1121020202222 its reverse (2222020201211), we get a palindrome (3343040403433).

The spelling of 1121020202222 in words is "one trillion, one hundred twenty-one billion, twenty million, two hundred two thousand, two hundred twenty-two".