32320020030 has 32 divisors (see below), whose sum is σ = 77863002624. Its totient is φ = 8585899296.

The previous prime is 32320020001. The next prime is 32320020041. The reversal of 32320020030 is 3002002323.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 32320019991 and 32320020009.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2040274 + ... + 2056053.

It is an arithmetic number, because the mean of its divisors is an integer number (2433218832).

Almost surely, 2^32320020030 is an apocalyptic number.

32320020030 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

32320020030 is an abundant number, since it is smaller than the sum of its proper divisors (45542982594).

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

32320020030 is a wasteful number, since it uses less digits than its factorization.

32320020030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4096600.

The product of its (nonzero) digits is 216, while the sum is 15.

Adding to 32320020030 its reverse (3002002323), we get a palindrome (35322022353).

The spelling of 32320020030 in words is "thirty-two billion, three hundred twenty million, twenty thousand, thirty".