122343123433451 has 64 divisors (see below), whose sum is σ = 136597536768000. Its totient is φ = 109178667037440.

The previous prime is 122343123433439. The next prime is 122343123433463. The reversal of 122343123433451 is 154334321343221.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (122343123433439) and next prime (122343123433463).

It is a cyclic number.

It is not a de Polignac number, because 122343123433451 - 2¹⁰ = 122343123432427 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 122343123433399 and 122343123433408.

It is not an unprimeable number, because it can be changed into a prime (122343123433411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9492050615 + ... + 9492063503.

It is an arithmetic number, because the mean of its divisors is an integer number (2134336512000).

Almost surely, 2^{122343123433451} is an apocalyptic number.

122343123433451 is a deficient number, since it is larger than the sum of its proper divisors (14254413334549).

122343123433451 is a wasteful number, since it uses less digits than its factorization.

122343123433451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16984.

The product of its digits is 622080, while the sum is 41.

Adding to 122343123433451 its reverse (154334321343221), we get a palindrome (276677444776672).

The spelling of 122343123433451 in words is "one hundred twenty-two trillion, three hundred forty-three billion, one hundred twenty-three million, four hundred thirty-three thousand, four hundred fifty-one".