213012332033131 has 4 divisors (see below), whose sum is σ = 213020244557064. Its totient is φ = 213004419509200.

The previous prime is 213012332033129. The next prime is 213012332033143. The reversal of 213012332033131 is 131330233210312.

It is a happy number.

213012332033131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 213012332033131 - 2¹ = 213012332033129 is a prime.

It is a super-2 number, since 2×213012332033131² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 213012332033131.

It is not an unprimeable number, because it can be changed into a prime (213012332733131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3956221585 + ... + 3956275426.

It is an arithmetic number, because the mean of its divisors is an integer number (53255061139266).

Almost surely, 2^{213012332033131} is an apocalyptic number.

213012332033131 is a deficient number, since it is larger than the sum of its proper divisors (7912523933).

213012332033131 is an equidigital number, since it uses as much as digits as its factorization.

213012332033131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7912523932.

The product of its (nonzero) digits is 5832, while the sum is 28.

Adding to 213012332033131 its reverse (131330233210312), we get a palindrome (344342565243443).

The spelling of 213012332033131 in words is "two hundred thirteen trillion, twelve billion, three hundred thirty-two million, thirty-three thousand, one hundred thirty-one".