21434242232302 has 8 divisors (see below), whose sum is σ = 32155919323056. Its totient is φ = 10715602457952.

The previous prime is 21434242232297. The next prime is 21434242232369. The reversal of 21434242232302 is 20323224243412.

It is a happy number.

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

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, 759311458 + ... + 759339685.

It is an arithmetic number, because the mean of its divisors is an integer number (4019489915382).

Almost surely, 2^{21434242232302} is an apocalyptic number.

21434242232302 is a deficient number, since it is larger than the sum of its proper divisors (10721677090754).

21434242232302 is a wasteful number, since it uses less digits than its factorization.

21434242232302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1518658202.

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 21434242232302 its reverse (20323224243412), we get a palindrome (41757466475714).

The spelling of 21434242232302 in words is "twenty-one trillion, four hundred thirty-four billion, two hundred forty-two million, two hundred thirty-two thousand, three hundred two".