20330132303240 has 32 divisors (see below), whose sum is σ = 45790101593280. Its totient is φ = 8123643337152.

The previous prime is 20330132303149. The next prime is 20330132303293. The reversal of 20330132303240 is 4230323103302.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 262760342 + ... + 262837701.

It is an arithmetic number, because the mean of its divisors is an integer number (1430940674790).

Almost surely, 2^{20330132303240} is an apocalyptic number.

20330132303240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20330132303240 is an abundant number, since it is smaller than the sum of its proper divisors (25459969290040).

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

20330132303240 is a wasteful number, since it uses less digits than its factorization.

20330132303240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525599021 (or 525599017 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 26.

Adding to 20330132303240 its reverse (4230323103302), we get a palindrome (24560455406542).

The spelling of 20330132303240 in words is "twenty trillion, three hundred thirty billion, one hundred thirty-two million, three hundred three thousand, two hundred forty".