5123400122 has 8 divisors (see below), whose sum is σ = 8089579200. Its totient is φ = 2426873724.

The previous prime is 5123400089. The next prime is 5123400127. The reversal of 5123400122 is 2210043215.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×5123400122² = 52498457620219229768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5123400094 and 5123400103.

It is not an unprimeable number, because it can be changed into a prime (5123400127) 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, 67413122 + ... + 67413197.

It is an arithmetic number, because the mean of its divisors is an integer number (1011197400).

Almost surely, 2^5123400122 is an apocalyptic number.

5123400122 is a deficient number, since it is larger than the sum of its proper divisors (2966179078).

5123400122 is a wasteful number, since it uses less digits than its factorization.

5123400122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134826340.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 5123400122 is about 71577.9304115451. The cubic root of 5123400122 is about 1723.9291957668.

Adding to 5123400122 its reverse (2210043215), we get a palindrome (7333443337).

The spelling of 5123400122 in words is "five billion, one hundred twenty-three million, four hundred thousand, one hundred twenty-two".