20322412143000 has 256 divisors, whose sum is σ = 69184441198080. Its totient is φ = 4925624000000.

The previous prime is 20322412142999. The next prime is 20322412143013. The reversal of 20322412143000 is 34121422302.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

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, 165631675 + ... + 165754325.

It is an arithmetic number, because the mean of its divisors is an integer number (270251723430).

Almost surely, 2^{20322412143000} is an apocalyptic number.

20322412143000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20322412143000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34592220599040).

20322412143000 is an abundant number, since it is smaller than the sum of its proper divisors (48862029055080).

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

20322412143000 is a wasteful number, since it uses less digits than its factorization.

20322412143000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127707 (or 127693 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 20322412143000 its reverse (34121422302), we get a palindrome (20356533565302).

The spelling of 20322412143000 in words is "twenty trillion, three hundred twenty-two billion, four hundred twelve million, one hundred forty-three thousand".