1323100222 has 8 divisors (see below), whose sum is σ = 1987323696. Its totient is φ = 660658992.

The previous prime is 1323100211. The next prime is 1323100237. The reversal of 1323100222 is 2220013231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1323100196 and 1323100205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 443703 + ... + 446674.

It is an arithmetic number, because the mean of its divisors is an integer number (248415462).

Almost surely, 2^1323100222 is an apocalyptic number.

1323100222 is a deficient number, since it is larger than the sum of its proper divisors (664223474).

1323100222 is an equidigital number, since it uses as much as digits as its factorization.

1323100222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891122.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1323100222 is about 36374.4446280627. Note that the first 3 decimals coincide. The cubic root of 1323100222 is about 1097.8194328615.

Adding to 1323100222 its reverse (2220013231), we get a palindrome (3543113453).

The spelling of 1323100222 in words is "one billion, three hundred twenty-three million, one hundred thousand, two hundred twenty-two".