322020340431140 has 192 divisors, whose sum is σ = 775261683705600. Its totient is φ = 111368050827264.

The previous prime is 322020340431103. The next prime is 322020340431173. The reversal of 322020340431140 is 41134043020223.

It is a super-2 number, since 2×322020340431140² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11280342347 + ... + 11280370893.

It is an arithmetic number, because the mean of its divisors is an integer number (4037821269300).

Almost surely, 2^{322020340431140} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 322020340431140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (387630841852800).

322020340431140 is an abundant number, since it is smaller than the sum of its proper divisors (453241343274460).

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

322020340431140 is a wasteful number, since it uses less digits than its factorization.

322020340431140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54334 (or 54332 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 322020340431140 its reverse (41134043020223), we get a palindrome (363154383451363).

The spelling of 322020340431140 in words is "three hundred twenty-two trillion, twenty billion, three hundred forty million, four hundred thirty-one thousand, one hundred forty".