2221120301 has 2 divisors, whose sum is σ = 2221120302. Its totient is φ = 2221120300.

The previous prime is 2221120289. The next prime is 2221120393. The reversal of 2221120301 is 1030211222.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1477249225 + 743871076 = 38435^2 + 27274^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2221120301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2221120001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110560150 + 1110560151.

It is an arithmetic number, because the mean of its divisors is an integer number (1110560151).

Almost surely, 2^2221120301 is an apocalyptic number.

It is an amenable number.

2221120301 is a deficient number, since it is larger than the sum of its proper divisors (1).

2221120301 is an equidigital number, since it uses as much as digits as its factorization.

2221120301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 2221120301 is about 47128.7629903438. The cubic root of 2221120301 is about 1304.7401509414.

Adding to 2221120301 its reverse (1030211222), we get a palindrome (3251331523).

The spelling of 2221120301 in words is "two billion, two hundred twenty-one million, one hundred twenty thousand, three hundred one".