1222203300142 has 16 divisors (see below), whose sum is σ = 2000290954032. Its totient is φ = 555457533120.

The previous prime is 1222203300047. The next prime is 1222203300151. The reversal of 1222203300142 is 2410033022221.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4331193 + ... + 4604740.

It is an arithmetic number, because the mean of its divisors is an integer number (125018184627).

Almost surely, 2^{1222203300142} is an apocalyptic number.

1222203300142 is a deficient number, since it is larger than the sum of its proper divisors (778087653890).

1222203300142 is a wasteful number, since it uses less digits than its factorization.

1222203300142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8942163.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 1222203300142 its reverse (2410033022221), we get a palindrome (3632236322363).

The spelling of 1222203300142 in words is "one trillion, two hundred twenty-two billion, two hundred three million, three hundred thousand, one hundred forty-two".