124031213122 has 16 divisors (see below), whose sum is σ = 189419018040. Its totient is φ = 60898960512.

The previous prime is 124031213071. The next prime is 124031213129. The reversal of 124031213122 is 221312130421.

It can be written as a sum of positive squares in 4 ways, for example, as 101008916761 + 23022296361 = 317819^2 + 151731^2 .

It is a junction number, because it is equal to n+sod(n) for n = 124031213093 and 124031213102.

It is not an unprimeable number, because it can be changed into a prime (124031213129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1821433 + ... + 1888300.

Almost surely, 2^124031213122 is an apocalyptic number.

124031213122 is a deficient number, since it is larger than the sum of its proper divisors (65387804918).

124031213122 is a wasteful number, since it uses less digits than its factorization.

124031213122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3710037.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 124031213122 its reverse (221312130421), we get a palindrome (345343343543).

The spelling of 124031213122 in words is "one hundred twenty-four billion, thirty-one million, two hundred thirteen thousand, one hundred twenty-two".