320120130220201 has 16 divisors (see below), whose sum is σ = 322122628554496. Its totient is φ = 318121238992896.

The previous prime is 320120130220193. The next prime is 320120130220207. The reversal of 320120130220201 is 102022031021023.

It is a cyclic number.

It is not a de Polignac number, because 320120130220201 - 2³ = 320120130220193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320120130220207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2125796356 + ... + 2125946938.

It is an arithmetic number, because the mean of its divisors is an integer number (20132664284656).

Almost surely, 2^{320120130220201} is an apocalyptic number.

It is an amenable number.

320120130220201 is a deficient number, since it is larger than the sum of its proper divisors (2002498334295).

320120130220201 is a wasteful number, since it uses less digits than its factorization.

320120130220201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162472.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 320120130220201 its reverse (102022031021023), we get a palindrome (422142161241224).

The spelling of 320120130220201 in words is "three hundred twenty trillion, one hundred twenty billion, one hundred thirty million, two hundred twenty thousand, two hundred one".