34123020311 has 2 divisors, whose sum is σ = 34123020312. Its totient is φ = 34123020310.

The previous prime is 34123020307. The next prime is 34123020361. The reversal of 34123020311 is 11302032143.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34123020311 - 2² = 34123020307 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34123020361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17061510155 + 17061510156.

It is an arithmetic number, because the mean of its divisors is an integer number (17061510156).

Almost surely, 2^34123020311 is an apocalyptic number.

34123020311 is a deficient number, since it is larger than the sum of its proper divisors (1).

34123020311 is an equidigital number, since it uses as much as digits as its factorization.

34123020311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 34123020311 its reverse (11302032143), we get a palindrome (45425052454).

The spelling of 34123020311 in words is "thirty-four billion, one hundred twenty-three million, twenty thousand, three hundred eleven".