1222323213002 has 4 divisors (see below), whose sum is σ = 1833484819506. Its totient is φ = 611161606500.

The previous prime is 1222323212963. The next prime is 1222323213079. The reversal of 1222323213002 is 2003123232221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1222238591401 + 84621601 = 1105549^2 + 9199^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305580803249 + ... + 305580803252.

Almost surely, 2^{1222323213002} is an apocalyptic number.

1222323213002 is a deficient number, since it is larger than the sum of its proper divisors (611161606504).

1222323213002 is an equidigital number, since it uses as much as digits as its factorization.

1222323213002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 611161606503.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 1222323213002 its reverse (2003123232221), we get a palindrome (3225446445223).

The spelling of 1222323213002 in words is "one trillion, two hundred twenty-two billion, three hundred twenty-three million, two hundred thirteen thousand, two".