34342112221 has 4 divisors (see below), whose sum is σ = 34351099072. Its totient is φ = 34333125372.

The previous prime is 34342112219. The next prime is 34342112237. The reversal of 34342112221 is 12221124343.

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 34342112221 - 2¹ = 34342112219 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34342112251) 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, 4487691 + ... + 4495336.

It is an arithmetic number, because the mean of its divisors is an integer number (8587774768).

Almost surely, 2^34342112221 is an apocalyptic number.

It is an amenable number.

34342112221 is a deficient number, since it is larger than the sum of its proper divisors (8986851).

34342112221 is an equidigital number, since it uses as much as digits as its factorization.

34342112221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8986850.

The product of its digits is 2304, while the sum is 25.

Adding to 34342112221 its reverse (12221124343), we get a palindrome (46563236564).

The spelling of 34342112221 in words is "thirty-four billion, three hundred forty-two million, one hundred twelve thousand, two hundred twenty-one".