122312223125434 has 4 divisors (see below), whose sum is σ = 183468334688154. Its totient is φ = 61156111562716.

The previous prime is 122312223125399. The next prime is 122312223125437. The reversal of 122312223125434 is 434521322213221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 93835004801409 + 28477218324025 = 9686847^2 + 5336405^2 .

It is a junction number, because it is equal to n+sod(n) for n = 122312223125393 and 122312223125402.

It is not an unprimeable number, because it can be changed into a prime (122312223125437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30578055781357 + ... + 30578055781360.

Almost surely, 2^{122312223125434} is an apocalyptic number.

122312223125434 is a deficient number, since it is larger than the sum of its proper divisors (61156111562720).

122312223125434 is an equidigital number, since it uses as much as digits as its factorization.

122312223125434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61156111562719.

The product of its digits is 138240, while the sum is 37.

Adding to 122312223125434 its reverse (434521322213221), we get a palindrome (556833545338655).

The spelling of 122312223125434 in words is "one hundred twenty-two trillion, three hundred twelve billion, two hundred twenty-three million, one hundred twenty-five thousand, four hundred thirty-four".