1222110220202 has 8 divisors (see below), whose sum is σ = 1833216975300. Its totient is φ = 611037895104.

The previous prime is 1222110220183. The next prime is 1222110220237. The reversal of 1222110220202 is 2020220112221.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1048680450601 + 173429769601 = 1024051^2 + 416449^2 .

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

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, 8518577 + ... + 8660852.

Almost surely, 2^{1222110220202} is an apocalyptic number.

1222110220202 is a deficient number, since it is larger than the sum of its proper divisors (611106755098).

1222110220202 is a wasteful number, since it uses less digits than its factorization.

1222110220202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17215000.

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

Adding to 1222110220202 its reverse (2020220112221), we get a palindrome (3242330332423).

The spelling of 1222110220202 in words is "one trillion, two hundred twenty-two billion, one hundred ten million, two hundred twenty thousand, two hundred two".