20020523330 has 8 divisors (see below), whose sum is σ = 36036942012. Its totient is φ = 8008209328.

The previous prime is 20020523311. The next prime is 20020523353. The reversal of 20020523330 is 3332502002.

It can be written as a sum of positive squares in 2 ways, for example, as 19579565329 + 440958001 = 139927^2 + 20999^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1001026157 + ... + 1001026176.

Almost surely, 2^20020523330 is an apocalyptic number.

20020523330 is a deficient number, since it is larger than the sum of its proper divisors (16016418682).

20020523330 is a wasteful number, since it uses less digits than its factorization.

20020523330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2002052340.

The product of its (nonzero) digits is 1080, while the sum is 20.

The spelling of 20020523330 in words is "twenty billion, twenty million, five hundred twenty-three thousand, three hundred thirty".