213232001131 has 2 divisors, whose sum is σ = 213232001132. Its totient is φ = 213232001130.

The previous prime is 213232001117. The next prime is 213232001173. The reversal of 213232001131 is 131100232312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213232001131 - 2³⁵ = 178872262763 is a prime.

It is a super-2 number, since 2×213232001131² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 213232001099 and 213232001108.

It is not a weakly prime, because it can be changed into another prime (213232001231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106616000565 + 106616000566.

It is an arithmetic number, because the mean of its divisors is an integer number (106616000566).

Almost surely, 2^213232001131 is an apocalyptic number.

213232001131 is a deficient number, since it is larger than the sum of its proper divisors (1).

213232001131 is an equidigital number, since it uses as much as digits as its factorization.

213232001131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 213232001131 its reverse (131100232312), we get a palindrome (344332233443).

The spelling of 213232001131 in words is "two hundred thirteen billion, two hundred thirty-two million, one thousand, one hundred thirty-one".