320000121332222 has 16 divisors (see below), whose sum is σ = 481012762919040. Its totient is φ = 159662548266912.

The previous prime is 320000121332209. The next prime is 320000121332231. The reversal of 320000121332222 is 222233121000023.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40575128 + ... + 47815700.

It is an arithmetic number, because the mean of its divisors is an integer number (30063297682440).

Almost surely, 2^{320000121332222} is an apocalyptic number.

320000121332222 is a deficient number, since it is larger than the sum of its proper divisors (161012641586818).

320000121332222 is a wasteful number, since it uses less digits than its factorization.

320000121332222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7287187.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 320000121332222 its reverse (222233121000023), we get a palindrome (542233242332245).

The spelling of 320000121332222 in words is "three hundred twenty trillion, one hundred twenty-one million, three hundred thirty-two thousand, two hundred twenty-two".