212031041433 has 4 divisors (see below), whose sum is σ = 282708055248. Its totient is φ = 141354027620.

The previous prime is 212031041423. The next prime is 212031041437. The reversal of 212031041433 is 334140130212.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 212031041433 - 2¹³ = 212031033241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212031041437) 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, 35338506903 + ... + 35338506908.

It is an arithmetic number, because the mean of its divisors is an integer number (70677013812).

Almost surely, 2^212031041433 is an apocalyptic number.

It is an amenable number.

212031041433 is a deficient number, since it is larger than the sum of its proper divisors (70677013815).

212031041433 is an equidigital number, since it uses as much as digits as its factorization.

212031041433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70677013814.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 212031041433 its reverse (334140130212), we get a palindrome (546171171645).

The spelling of 212031041433 in words is "two hundred twelve billion, thirty-one million, forty-one thousand, four hundred thirty-three".