20322158290000 has 400 divisors, whose sum is σ = 57723796472320. Its totient is φ = 6785026560000.

The previous prime is 20322158289971. The next prime is 20322158290019. The reversal of 20322158290000 is 9285122302.

It is a tau number, because it is divible by the number of its divisors (400).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 403664830 + ... + 403715170.

Almost surely, 2^{20322158290000} is an apocalyptic number.

20322158290000 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 20322158290000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28861898236160).

20322158290000 is an abundant number, since it is smaller than the sum of its proper divisors (37401638182320).

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

20322158290000 is an equidigital number, since it uses as much as digits as its factorization.

20322158290000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50528 (or 50507 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 34.

The spelling of 20322158290000 in words is "twenty trillion, three hundred twenty-two billion, one hundred fifty-eight million, two hundred ninety thousand".