1234240012242 has 64 divisors (see below), whose sum is σ = 2748628598400. Its totient is φ = 410532986880.

The previous prime is 1234240012207. The next prime is 1234240012249. The reversal of 1234240012242 is 2422100424321.

It is a happy number.

1234240012242 is a `hidden beast` number, since 1 + 2 + 3 + 4 + 2 + 400 + 12 + 242 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1234240012249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 94059442 + ... + 94072562.

It is an arithmetic number, because the mean of its divisors is an integer number (42947321850).

Almost surely, 2^{1234240012242} is an apocalyptic number.

1234240012242 is an abundant number, since it is smaller than the sum of its proper divisors (1514388586158).

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

1234240012242 is a wasteful number, since it uses less digits than its factorization.

1234240012242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16728 (or 16722 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 1234240012242 its reverse (2422100424321), we get a palindrome (3656340436563).

The spelling of 1234240012242 in words is "one trillion, two hundred thirty-four billion, two hundred forty million, twelve thousand, two hundred forty-two".