1242424122 has 16 divisors (see below), whose sum is σ = 2485871040. Its totient is φ = 413970912.

The previous prime is 1242424121. The next prime is 1242424181. The reversal of 1242424122 is 2214242421.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1242424092 and 1242424101.

It is not an unprimeable number, because it can be changed into a prime (1242424121) 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, 26347 + ... + 56382.

It is an arithmetic number, because the mean of its divisors is an integer number (155366940).

Almost surely, 2^1242424122 is an apocalyptic number.

1242424122 is an abundant number, since it is smaller than the sum of its proper divisors (1243446918).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1242424122 is a wasteful number, since it uses less digits than its factorization.

1242424122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85237.

The product of its digits is 2048, while the sum is 24.

The square root of 1242424122 is about 35248.0371368393. The cubic root of 1242424122 is about 1075.0367024065.

Adding to 1242424122 its reverse (2214242421), we get a palindrome (3456666543).

The spelling of 1242424122 in words is "one billion, two hundred forty-two million, four hundred twenty-four thousand, one hundred twenty-two".