124122122 has 16 divisors (see below), whose sum is σ = 195143040. Its totient is φ = 59098512.

The previous prime is 124122077. The next prime is 124122127. The reversal of 124122122 is 221221421.

It is a self number, because there is not a number n which added to its sum of digits gives 124122122.

It is not an unprimeable number, because it can be changed into a prime (124122127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4643 + ... + 16425.

It is an arithmetic number, because the mean of its divisors is an integer number (12196440).

Almost surely, 2^124122122 is an apocalyptic number.

124122122 is a deficient number, since it is larger than the sum of its proper divisors (71020918).

124122122 is a wasteful number, since it uses less digits than its factorization.

124122122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12037.

The product of its digits is 128, while the sum is 17.

The square root of 124122122 is about 11141.0108159000. The cubic root of 124122122 is about 498.8267450992.

Adding to 124122122 its reverse (221221421), we get a palindrome (345343543).

The spelling of 124122122 in words is "one hundred twenty-four million, one hundred twenty-two thousand, one hundred twenty-two".