120320211331 has 2 divisors, whose sum is σ = 120320211332. Its totient is φ = 120320211330.

The previous prime is 120320211293. The next prime is 120320211391. The reversal of 120320211331 is 133112023021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120320211331 - 2⁷ = 120320211203 is a prime.

It is a super-2 number, since 2×120320211331² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 120320211299 and 120320211308.

It is not a weakly prime, because it can be changed into another prime (120320211391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60160105665 + 60160105666.

It is an arithmetic number, because the mean of its divisors is an integer number (60160105666).

Almost surely, 2^120320211331 is an apocalyptic number.

120320211331 is a deficient number, since it is larger than the sum of its proper divisors (1).

120320211331 is an equidigital number, since it uses as much as digits as its factorization.

120320211331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 120320211331 its reverse (133112023021), we get a palindrome (253432234352).

The spelling of 120320211331 in words is "one hundred twenty billion, three hundred twenty million, two hundred eleven thousand, three hundred thirty-one".