20322033320 has 32 divisors (see below), whose sum is σ = 45732751200. Its totient is φ = 8127359808.

The previous prime is 20322033311. The next prime is 20322033343. The reversal of 20322033320 is 2333022302.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 20322033292 and 20322033301.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197051 + ... + 281909.

It is an arithmetic number, because the mean of its divisors is an integer number (1429148475).

Almost surely, 2^20322033320 is an apocalyptic number.

20322033320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20322033320 is an abundant number, since it is smaller than the sum of its proper divisors (25410717880).

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

20322033320 is a wasteful number, since it uses less digits than its factorization.

20322033320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90857 (or 90853 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 20.

Adding to 20322033320 its reverse (2333022302), we get a palindrome (22655055622).

The spelling of 20322033320 in words is "twenty billion, three hundred twenty-two million, thirty-three thousand, three hundred twenty".