322220001311231 has 4 divisors (see below), whose sum is σ = 322786293054000. Its totient is φ = 321653709568464.

The previous prime is 322220001311207. The next prime is 322220001311249. The reversal of 322220001311231 is 132113100022223.

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

It is a cyclic number.

It is not a de Polignac number, because 322220001311231 - 2¹⁸ = 322220001049087 is a prime.

It is a super-2 number, since 2×322220001311231² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 322220001311197 and 322220001311206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322220001311291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 283145870531 + ... + 283145871668.

It is an arithmetic number, because the mean of its divisors is an integer number (80696573263500).

Almost surely, 2^{322220001311231} is an apocalyptic number.

322220001311231 is a deficient number, since it is larger than the sum of its proper divisors (566291742769).

322220001311231 is an equidigital number, since it uses as much as digits as its factorization.

322220001311231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 566291742768.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 322220001311231 its reverse (132113100022223), we get a palindrome (454333101333454).

The spelling of 322220001311231 in words is "three hundred twenty-two trillion, two hundred twenty billion, one million, three hundred eleven thousand, two hundred thirty-one".