2030120321 has 32 divisors (see below), whose sum is σ = 2217715200. Its totient is φ = 1854478080.

The previous prime is 2030120317. The next prime is 2030120327. The reversal of 2030120321 is 1230210302.

It is a happy number.

It is not a de Polignac number, because 2030120321 - 2² = 2030120317 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2030120296 and 2030120305.

It is not an unprimeable number, because it can be changed into a prime (2030120327) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5531480 + ... + 5531846.

It is an arithmetic number, because the mean of its divisors is an integer number (69303600).

Almost surely, 2^2030120321 is an apocalyptic number.

It is an amenable number.

2030120321 is a deficient number, since it is larger than the sum of its proper divisors (187594879).

2030120321 is a wasteful number, since it uses less digits than its factorization.

2030120321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 569.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 2030120321 is about 45056.8565370466. The cubic root of 2030120321 is about 1266.2144327963.

Adding to 2030120321 its reverse (1230210302), we get a palindrome (3260330623).

The spelling of 2030120321 in words is "two billion, thirty million, one hundred twenty thousand, three hundred twenty-one".