1320201622 has 8 divisors (see below), whose sum is σ = 2000718216. Its totient is φ = 653295552.

The previous prime is 1320201613. The next prime is 1320201637. The reversal of 1320201622 is 2261020231.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1320201622.

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, 3402388 + ... + 3402775.

It is an arithmetic number, because the mean of its divisors is an integer number (250089777).

Almost surely, 2^1320201622 is an apocalyptic number.

1320201622 is a deficient number, since it is larger than the sum of its proper divisors (680516594).

1320201622 is an equidigital number, since it uses as much as digits as its factorization.

1320201622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6805262.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1320201622 is about 36334.5788746753. The cubic root of 1320201622 is about 1097.0171590404.

Adding to 1320201622 its reverse (2261020231), we get a palindrome (3581221853).

The spelling of 1320201622 in words is "one billion, three hundred twenty million, two hundred one thousand, six hundred twenty-two".