214426332161 has 4 divisors (see below), whose sum is σ = 223749216192. Its totient is φ = 205103448132.

The previous prime is 214426332149. The next prime is 214426332179. The reversal of 214426332161 is 161233624412.

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 214426332161 - 2⁶ = 214426332097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214426332121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4661441981 + ... + 4661442026.

It is an arithmetic number, because the mean of its divisors is an integer number (55937304048).

Almost surely, 2^214426332161 is an apocalyptic number.

It is an amenable number.

214426332161 is a deficient number, since it is larger than the sum of its proper divisors (9322884031).

214426332161 is an equidigital number, since it uses as much as digits as its factorization.

214426332161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9322884030.

The product of its digits is 41472, while the sum is 35.

Adding to 214426332161 its reverse (161233624412), we get a palindrome (375659956573).

The spelling of 214426332161 in words is "two hundred fourteen billion, four hundred twenty-six million, three hundred thirty-two thousand, one hundred sixty-one".