1242024102 has 72 divisors (see below), whose sum is σ = 2967171480. Its totient is φ = 375196800.

The previous prime is 1242024071. The next prime is 1242024137. The reversal of 1242024102 is 2014202421.

1242024102 is a `hidden beast` number, since 1 + 2 + 420 + 241 + 0 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 911902 + ... + 913262.

It is an arithmetic number, because the mean of its divisors is an integer number (41210715).

Almost surely, 2^1242024102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1242024102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1483585740).

1242024102 is an abundant number, since it is smaller than the sum of its proper divisors (1725147378).

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

1242024102 is a wasteful number, since it uses less digits than its factorization.

1242024102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1810 (or 1796 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 1242024102 is about 35242.3623215017. The cubic root of 1242024102 is about 1074.9213144498.

Adding to 1242024102 its reverse (2014202421), we get a palindrome (3256226523).

The spelling of 1242024102 in words is "one billion, two hundred forty-two million, twenty-four thousand, one hundred two".