320022213001222 has 4 divisors (see below), whose sum is σ = 480033319501836. Its totient is φ = 160011106500610.

The previous prime is 320022213001219. The next prime is 320022213001237. The reversal of 320022213001222 is 222100312220023.

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

It is a junction number, because it is equal to n+sod(n) for n = 320022213001193 and 320022213001202.

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, 80005553250304 + ... + 80005553250307.

It is an arithmetic number, because the mean of its divisors is an integer number (120008329875459).

Almost surely, 2^{320022213001222} is an apocalyptic number.

320022213001222 is a deficient number, since it is larger than the sum of its proper divisors (160011106500614).

320022213001222 is a wasteful number, since it uses less digits than its factorization.

320022213001222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160011106500613.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 320022213001222 its reverse (222100312220023), we get a palindrome (542122525221245).

The spelling of 320022213001222 in words is "three hundred twenty trillion, twenty-two billion, two hundred thirteen million, one thousand, two hundred twenty-two".