212320120301 has 2 divisors, whose sum is σ = 212320120302. Its totient is φ = 212320120300.

The previous prime is 212320120289. The next prime is 212320120333. The reversal of 212320120301 is 103021023212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 106831576201 + 105488544100 = 326851^2 + 324790^2 .

It is a cyclic number.

It is not a de Polignac number, because 212320120301 - 2¹⁴ = 212320103917 is a prime.

It is a super-2 number, since 2×212320120301² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 212320120301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212320120351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106160060150 + 106160060151.

It is an arithmetic number, because the mean of its divisors is an integer number (106160060151).

Almost surely, 2^212320120301 is an apocalyptic number.

It is an amenable number.

212320120301 is a deficient number, since it is larger than the sum of its proper divisors (1).

212320120301 is an equidigital number, since it uses as much as digits as its factorization.

212320120301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 212320120301 its reverse (103021023212), we get a palindrome (315341143513).

The spelling of 212320120301 in words is "two hundred twelve billion, three hundred twenty million, one hundred twenty thousand, three hundred one".