1244330402222 has 4 divisors (see below), whose sum is σ = 1866495603336. Its totient is φ = 622165201110.

The previous prime is 1244330402179. The next prime is 1244330402239. The reversal of 1244330402222 is 2222040334421.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311082600554 + ... + 311082600557.

It is an arithmetic number, because the mean of its divisors is an integer number (466623900834).

Almost surely, 2^{1244330402222} is an apocalyptic number.

1244330402222 is a deficient number, since it is larger than the sum of its proper divisors (622165201114).

1244330402222 is an equidigital number, since it uses as much as digits as its factorization.

1244330402222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622165201113.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 1244330402222 its reverse (2222040334421), we get a palindrome (3466370736643).

The spelling of 1244330402222 in words is "one trillion, two hundred forty-four billion, three hundred thirty million, four hundred two thousand, two hundred twenty-two".