1222333402322 has 4 divisors (see below), whose sum is σ = 1833500103486. Its totient is φ = 611166701160.

The previous prime is 1222333402313. The next prime is 1222333402369. The reversal of 1222333402322 is 2232043332221.

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., 630958560241 + 591374842081 = 794329^2 + 769009^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305583350579 + ... + 305583350582.

Almost surely, 2^{1222333402322} is an apocalyptic number.

1222333402322 is a deficient number, since it is larger than the sum of its proper divisors (611166701164).

1222333402322 is an equidigital number, since it uses as much as digits as its factorization.

1222333402322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 611166701163.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 1222333402322 its reverse (2232043332221), we get a palindrome (3454376734543).

The spelling of 1222333402322 in words is "one trillion, two hundred twenty-two billion, three hundred thirty-three million, four hundred two thousand, three hundred twenty-two".