1242242002002 has 16 divisors (see below), whose sum is σ = 2492576789472. Its totient is φ = 412731869760.

The previous prime is 1242242001991. The next prime is 1242242002009. The reversal of 1242242002002 is 2002002422421.

It is a self number, because there is not a number n which added to its sum of digits gives 1242242002002.

It is not an unprimeable number, because it can be changed into a prime (1242242002009) 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, 337197399 + ... + 337201082.

It is an arithmetic number, because the mean of its divisors is an integer number (155786049342).

Almost surely, 2^{1242242002002} is an apocalyptic number.

1242242002002 is an abundant number, since it is smaller than the sum of its proper divisors (1250334787470).

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

1242242002002 is a wasteful number, since it uses less digits than its factorization.

1242242002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674398793.

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 1242242002002 its reverse (2002002422421), we get a palindrome (3244244424423).

The spelling of 1242242002002 in words is "one trillion, two hundred forty-two billion, two hundred forty-two million, two thousand, two".