1242430021333 has 8 divisors (see below), whose sum is σ = 1256041785600. Its totient is φ = 1228864166208.

The previous prime is 1242430021319. The next prime is 1242430021387. The reversal of 1242430021333 is 3331200342421.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1242430021333 - 2¹³ = 1242430013141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1242430021433) 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, 11422863 + ... + 11531116.

It is an arithmetic number, because the mean of its divisors is an integer number (157005223200).

Almost surely, 2^{1242430021333} is an apocalyptic number.

It is an amenable number.

1242430021333 is a deficient number, since it is larger than the sum of its proper divisors (13611764267).

1242430021333 is a wasteful number, since it uses less digits than its factorization.

1242430021333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22954571.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 1242430021333 its reverse (3331200342421), we get a palindrome (4573630363754).

The spelling of 1242430021333 in words is "one trillion, two hundred forty-two billion, four hundred thirty million, twenty-one thousand, three hundred thirty-three".