20433533130 has 96 divisors (see below), whose sum is σ = 55770923520. Its totient is φ = 5183752320.

The previous prime is 20433533123. The next prime is 20433533143. The reversal of 20433533130 is 3133533402.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20433533094 and 20433533103.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 102544 + ... + 226676.

It is an arithmetic number, because the mean of its divisors is an integer number (580947120).

Almost surely, 2^20433533130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20433533130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27885461760).

20433533130 is an abundant number, since it is smaller than the sum of its proper divisors (35337390390).

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

20433533130 is a wasteful number, since it uses less digits than its factorization.

20433533130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124236 (or 124233 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 27.

The spelling of 20433533130 in words is "twenty billion, four hundred thirty-three million, five hundred thirty-three thousand, one hundred thirty".