2130023113381 has 2 divisors, whose sum is σ = 2130023113382. Its totient is φ = 2130023113380.

The previous prime is 2130023113313. The next prime is 2130023113399. The reversal of 2130023113381 is 1833113200312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1644306113025 + 485717000356 = 1282305^2 + 696934^2 .

It is a cyclic number.

It is not a de Polignac number, because 2130023113381 - 2²¹ = 2130021016229 is a prime.

It is a super-2 number, since 2×2130023113381² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2130023119381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1065011556690 + 1065011556691.

It is an arithmetic number, because the mean of its divisors is an integer number (1065011556691).

Almost surely, 2^{2130023113381} is an apocalyptic number.

It is an amenable number.

2130023113381 is a deficient number, since it is larger than the sum of its proper divisors (1).

2130023113381 is an equidigital number, since it uses as much as digits as its factorization.

2130023113381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 28.

Adding to 2130023113381 its reverse (1833113200312), we get a palindrome (3963136313693).

The spelling of 2130023113381 in words is "two trillion, one hundred thirty billion, twenty-three million, one hundred thirteen thousand, three hundred eighty-one".