1242012001134 has 8 divisors (see below), whose sum is σ = 2484024002280. Its totient is φ = 414004000376.

The previous prime is 1242012001039. The next prime is 1242012001141. The reversal of 1242012001134 is 4311002102421.

It is a sphenic number, since it is the product of 3 distinct primes.

1242012001134 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 1242012001134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103501000089 + ... + 103501000100.

It is an arithmetic number, because the mean of its divisors is an integer number (310503000285).

Almost surely, 2^{1242012001134} is an apocalyptic number.

1242012001134 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1242012001134 is a wasteful number, since it uses less digits than its factorization.

1242012001134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207002000194.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 1242012001134 its reverse (4311002102421), we get a palindrome (5553014103555).

The spelling of 1242012001134 in words is "one trillion, two hundred forty-two billion, twelve million, one thousand, one hundred thirty-four".