34121204423 has 2 divisors, whose sum is σ = 34121204424. Its totient is φ = 34121204422.

The previous prime is 34121204399. The next prime is 34121204437. The reversal of 34121204423 is 32440212143.

It is a strong prime.

It is an emirp because it is prime and its reverse (32440212143) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34121204423 - 2¹⁰ = 34121203399 is a prime.

It is a super-3 number, since 3×34121204423³ (a number of 33 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 34121204392 and 34121204401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34121204443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17060602211 + 17060602212.

It is an arithmetic number, because the mean of its divisors is an integer number (17060602212).

Almost surely, 2^34121204423 is an apocalyptic number.

34121204423 is a deficient number, since it is larger than the sum of its proper divisors (1).

34121204423 is an equidigital number, since it uses as much as digits as its factorization.

34121204423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 34121204423 its reverse (32440212143), we get a palindrome (66561416566).

The spelling of 34121204423 in words is "thirty-four billion, one hundred twenty-one million, two hundred four thousand, four hundred twenty-three".