122434140343 has 4 divisors (see below), whose sum is σ = 124261515640. Its totient is φ = 120606765048.

The previous prime is 122434140317. The next prime is 122434140347. The reversal of 122434140343 is 343041434221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 343041434221 = 5779 ⋅59359999.

It is a cyclic number.

It is not a de Polignac number, because 122434140343 - 2²¹ = 122432043191 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 (122434140347) 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, 913687548 + ... + 913687681.

It is an arithmetic number, because the mean of its divisors is an integer number (31065378910).

Almost surely, 2^122434140343 is an apocalyptic number.

122434140343 is a deficient number, since it is larger than the sum of its proper divisors (1827375297).

122434140343 is an equidigital number, since it uses as much as digits as its factorization.

122434140343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1827375296.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 122434140343 its reverse (343041434221), we get a palindrome (465475574564).

The spelling of 122434140343 in words is "one hundred twenty-two billion, four hundred thirty-four million, one hundred forty thousand, three hundred forty-three".