1313104243222 has 4 divisors (see below), whose sum is σ = 1969656364836. Its totient is φ = 656552121610.

The previous prime is 1313104243189. The next prime is 1313104243271. The reversal of 1313104243222 is 2223424013131.

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 polite number, since it can be written as a sum of consecutive naturals, namely, 328276060804 + ... + 328276060807.

It is an arithmetic number, because the mean of its divisors is an integer number (492414091209).

Almost surely, 2^{1313104243222} is an apocalyptic number.

1313104243222 is a deficient number, since it is larger than the sum of its proper divisors (656552121614).

1313104243222 is an equidigital number, since it uses as much as digits as its factorization.

1313104243222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 656552121613.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 1313104243222 its reverse (2223424013131), we get a palindrome (3536528256353).

The spelling of 1313104243222 in words is "one trillion, three hundred thirteen billion, one hundred four million, two hundred forty-three thousand, two hundred twenty-two".