20422520300 has 72 divisors (see below), whose sum is σ = 54543863136. Its totient is φ = 6463388160.

The previous prime is 20422520281. The next prime is 20422520309. The reversal of 20422520300 is 302522402.

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

It is not an unprimeable number, because it can be changed into a prime (20422520309) 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, 1113017 + ... + 1131216.

Almost surely, 2^20422520300 is an apocalyptic number.

20422520300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20422520300 is an abundant number, since it is smaller than the sum of its proper divisors (34121342836).

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

20422520300 is a wasteful number, since it uses less digits than its factorization.

20422520300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2244267 (or 2244260 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The spelling of 20422520300 in words is "twenty billion, four hundred twenty-two million, five hundred twenty thousand, three hundred".