20020333532 has 24 divisors (see below), whose sum is σ = 36577387392. Its totient is φ = 9570092400.

The previous prime is 20020333519. The next prime is 20020333607. The reversal of 20020333532 is 23533302002.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a junction number, because it is equal to n+sod(n) for n = 20020333498 and 20020333507.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130907 + ... + 239117.

It is an arithmetic number, because the mean of its divisors is an integer number (1524057808).

Almost surely, 2^20020333532 is an apocalyptic number.

It is an amenable number.

20020333532 is a deficient number, since it is larger than the sum of its proper divisors (16557053860).

20020333532 is a wasteful number, since it uses less digits than its factorization.

20020333532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110249 (or 110247 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 23.

Adding to 20020333532 its reverse (23533302002), we get a palindrome (43553635534).

The spelling of 20020333532 in words is "twenty billion, twenty million, three hundred thirty-three thousand, five hundred thirty-two".