21342002298 has 8 divisors (see below), whose sum is σ = 42684004608. Its totient is φ = 7114000764.

The previous prime is 21342002293. The next prime is 21342002321. The reversal of 21342002298 is 89220024312.

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

21342002298 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (21342002293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1778500186 + ... + 1778500197.

It is an arithmetic number, because the mean of its divisors is an integer number (5335500576).

Almost surely, 2^21342002298 is an apocalyptic number.

21342002298 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.

21342002298 is a wasteful number, since it uses less digits than its factorization.

21342002298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3557000388.

The product of its (nonzero) digits is 13824, while the sum is 33.

The spelling of 21342002298 in words is "twenty-one billion, three hundred forty-two million, two thousand, two hundred ninety-eight".