2130022023281 has 2 divisors, whose sum is σ = 2130022023282. Its totient is φ = 2130022023280.

The previous prime is 2130022023191. The next prime is 2130022023317. The reversal of 2130022023281 is 1823202200312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1942792733281 + 187229290000 = 1393841^2 + 432700^2 .

It is a cyclic number.

It is not a de Polignac number, because 2130022023281 - 2¹⁴ = 2130022006897 is a prime.

It is a super-2 number, since 2×2130022023281² (a number of 25 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 2130022023281.

It is not a weakly prime, because it can be changed into another prime (2130022053281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1065011011640 + 1065011011641.

It is an arithmetic number, because the mean of its divisors is an integer number (1065011011641).

Almost surely, 2^{2130022023281} is an apocalyptic number.

It is an amenable number.

2130022023281 is a deficient number, since it is larger than the sum of its proper divisors (1).

2130022023281 is an equidigital number, since it uses as much as digits as its factorization.

2130022023281 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 2130022023281 its reverse (1823202200312), we get a palindrome (3953224223593).

The spelling of 2130022023281 in words is "two trillion, one hundred thirty billion, twenty-two million, twenty-three thousand, two hundred eighty-one".