322212220220340 has 72 divisors (see below), whose sum is σ = 977671549196160. Its totient is φ = 85897370268864.

The previous prime is 322212220220311. The next prime is 322212220220347. The reversal of 322212220220340 is 43022022212223.

322212220220340 is a `hidden beast` number, since 3 + 2 + 2 + 212 + 2 + 202 + 203 + 40 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322212220220347) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 269072344 + ... + 270267183.

Almost surely, 2^{322212220220340} is an apocalyptic number.

322212220220340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

322212220220340 is an abundant number, since it is smaller than the sum of its proper divisors (655459328975820).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

322212220220340 is a wasteful number, since it uses less digits than its factorization.

322212220220340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539342861 (or 539342856 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 322212220220340 its reverse (43022022212223), we get a palindrome (365234242432563).

The spelling of 322212220220340 in words is "three hundred twenty-two trillion, two hundred twelve billion, two hundred twenty million, two hundred twenty thousand, three hundred forty".