2130003137221 has 2 divisors, whose sum is σ = 2130003137222. Its totient is φ = 2130003137220.

The previous prime is 2130003137123. The next prime is 2130003137243. The reversal of 2130003137221 is 1227313000312.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1205847768321 + 924155368900 = 1098111^2 + 961330^2 .

It is a cyclic number.

It is not a de Polignac number, because 2130003137221 - 2¹³ = 2130003129029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2130003137261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1065001568610 + 1065001568611.

It is an arithmetic number, because the mean of its divisors is an integer number (1065001568611).

Almost surely, 2^{2130003137221} is an apocalyptic number.

It is an amenable number.

2130003137221 is a deficient number, since it is larger than the sum of its proper divisors (1).

2130003137221 is an equidigital number, since it uses as much as digits as its factorization.

2130003137221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 25.

Adding to 2130003137221 its reverse (1227313000312), we get a palindrome (3357316137533).

The spelling of 2130003137221 in words is "two trillion, one hundred thirty billion, three million, one hundred thirty-seven thousand, two hundred twenty-one".