20320330221120 has 112 divisors (see below), whose sum is σ = 64544615201088. Its totient is φ = 5416439408640.

The previous prime is 20320330221109. The next prime is 20320330221131. The reversal of 20320330221120 is 2112203302302.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (20320330221109) and next prime (20320330221131).

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, 2273574 + ... + 6768293.

Almost surely, 2^{20320330221120} is an apocalyptic number.

20320330221120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20320330221120 is an abundant number, since it is smaller than the sum of its proper divisors (44224284979968).

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

20320330221120 is a wasteful number, since it uses less digits than its factorization.

20320330221120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9044228 (or 9044218 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 20320330221120 its reverse (2112203302302), we get a palindrome (22432533523422).

The spelling of 20320330221120 in words is "twenty trillion, three hundred twenty billion, three hundred thirty million, two hundred twenty-one thousand, one hundred twenty".