124122012323 has 4 divisors (see below), whose sum is σ = 124241476320. Its totient is φ = 124002548328.

The previous prime is 124122012293. The next prime is 124122012341. The reversal of 124122012323 is 323210221421.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 323210221421 = 29 ⋅11145180049.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-124122012323 is a prime.

It is a super-2 number, since 2×124122012323² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (124122012923) 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, 59730440 + ... + 59732517.

It is an arithmetic number, because the mean of its divisors is an integer number (31060369080).

Almost surely, 2^124122012323 is an apocalyptic number.

124122012323 is a deficient number, since it is larger than the sum of its proper divisors (119463997).

124122012323 is a wasteful number, since it uses less digits than its factorization.

124122012323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119463996.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 124122012323 its reverse (323210221421), we get a palindrome (447332233744).

The spelling of 124122012323 in words is "one hundred twenty-four billion, one hundred twenty-two million, twelve thousand, three hundred twenty-three".