2030321221320 has 128 divisors (see below), whose sum is σ = 6961546425600. Its totient is φ = 464043749376.

The previous prime is 2030321221301. The next prime is 2030321221333. The reversal of 2030321221320 is 231221230302.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14763436 + ... + 14900324.

It is an arithmetic number, because the mean of its divisors is an integer number (54387081450).

Almost surely, 2^{2030321221320} is an apocalyptic number.

2030321221320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2030321221320 is an abundant number, since it is smaller than the sum of its proper divisors (4931225204280).

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

2030321221320 is a wasteful number, since it uses less digits than its factorization.

2030321221320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154567 (or 154563 counting only the distinct ones).

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

Adding to 2030321221320 its reverse (231221230302), we get a palindrome (2261542451622).

The spelling of 2030321221320 in words is "two trillion, thirty billion, three hundred twenty-one million, two hundred twenty-one thousand, three hundred twenty".