1242034122406 has 32 divisors (see below), whose sum is σ = 2335741505280. Its totient is φ = 481205983200.

The previous prime is 1242034122403. The next prime is 1242034122431. The reversal of 1242034122406 is 6042214302421.

It is a super-2 number, since 2×1242034122406² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1242034122401) 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 15 ways as a sum of consecutive naturals, for example, 22500805 + ... + 22555936.

It is an arithmetic number, because the mean of its divisors is an integer number (72991922040).

Almost surely, 2^{1242034122406} is an apocalyptic number.

1242034122406 is a deficient number, since it is larger than the sum of its proper divisors (1093707382874).

1242034122406 is a wasteful number, since it uses less digits than its factorization.

1242034122406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45056940.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 1242034122406 its reverse (6042214302421), we get a palindrome (7284248424827).

The spelling of 1242034122406 in words is "one trillion, two hundred forty-two billion, thirty-four million, one hundred twenty-two thousand, four hundred six".