433213221011 has 4 divisors (see below), whose sum is σ = 433265593992. Its totient is φ = 433160848032.

The previous prime is 433213220989. The next prime is 433213221013. The reversal of 433213221011 is 110122312334.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-433213221011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (433213221013) 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, 26174081 + ... + 26190626.

It is an arithmetic number, because the mean of its divisors is an integer number (108316398498).

Almost surely, 2^433213221011 is an apocalyptic number.

433213221011 is a deficient number, since it is larger than the sum of its proper divisors (52372981).

433213221011 is an equidigital number, since it uses as much as digits as its factorization.

433213221011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52372980.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 433213221011 its reverse (110122312334), we get a palindrome (543335533345).

The spelling of 433213221011 in words is "four hundred thirty-three billion, two hundred thirteen million, two hundred twenty-one thousand, eleven".