20020000332 has 48 divisors (see below), whose sum is σ = 49678912640. Its totient is φ = 6256922112.

The previous prime is 20020000327. The next prime is 20020000337. The reversal of 20020000332 is 23300002002.

It is an interprime number because it is at equal distance from previous prime (20020000327) and next prime (20020000337).

It is a super-2 number, since 2×20020000332² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (20020000337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 430498 + ... + 474729.

Almost surely, 2^20020000332 is an apocalyptic number.

It is an amenable number.

20020000332 is an abundant number, since it is smaller than the sum of its proper divisors (29658912308).

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

20020000332 is a wasteful number, since it uses less digits than its factorization.

20020000332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 905350 (or 905348 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 12.

Adding to 20020000332 its reverse (23300002002), we get a palindrome (43320002334).

The spelling of 20020000332 in words is "twenty billion, twenty million, three hundred thirty-two", and thus it is an aban number.