21324114402 has 8 divisors (see below), whose sum is σ = 42648228816. Its totient is φ = 7108038132.

The previous prime is 21324114389. The next prime is 21324114419. The reversal of 21324114402 is 20441142312.

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

21324114402 is an admirable 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, 1777009528 + ... + 1777009539.

It is an arithmetic number, because the mean of its divisors is an integer number (5331028602).

Almost surely, 2^21324114402 is an apocalyptic number.

21324114402 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.

21324114402 is a wasteful number, since it uses less digits than its factorization.

21324114402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3554019072.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 21324114402 its reverse (20441142312), we get a palindrome (41765256714).

The spelling of 21324114402 in words is "twenty-one billion, three hundred twenty-four million, one hundred fourteen thousand, four hundred two".