2113132221131 has 2 divisors, whose sum is σ = 2113132221132. Its totient is φ = 2113132221130.

The previous prime is 2113132221127. The next prime is 2113132221139. The reversal of 2113132221131 is 1311222313112.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2113132221131 - 2² = 2113132221127 is a prime.

It is a super-2 number, since 2×2113132221131² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2113132221097 and 2113132221106.

It is not a weakly prime, because it can be changed into another prime (2113132221139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056566110565 + 1056566110566.

It is an arithmetic number, because the mean of its divisors is an integer number (1056566110566).

Almost surely, 2^{2113132221131} is an apocalyptic number.

2113132221131 is a deficient number, since it is larger than the sum of its proper divisors (1).

2113132221131 is an equidigital number, since it uses as much as digits as its factorization.

2113132221131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 432, while the sum is 23.

Adding to 2113132221131 its reverse (1311222313112), we get a palindrome (3424354534243).

The spelling of 2113132221131 in words is "two trillion, one hundred thirteen billion, one hundred thirty-two million, two hundred twenty-one thousand, one hundred thirty-one".