21603217467214 has 8 divisors (see below), whose sum is σ = 32404846331088. Its totient is φ = 10801602023520.

The previous prime is 21603217467211. The next prime is 21603217467253. The reversal of 21603217467214 is 41276471230612.

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 not an unprimeable number, because it can be changed into a prime (21603217467211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3346759 + ... + 7376125.

It is an arithmetic number, because the mean of its divisors is an integer number (4050605791386).

Almost surely, 2^{21603217467214} is an apocalyptic number.

21603217467214 is a deficient number, since it is larger than the sum of its proper divisors (10801628863874).

21603217467214 is a wasteful number, since it uses less digits than its factorization.

21603217467214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6710090.

The product of its (nonzero) digits is 677376, while the sum is 46.

Adding to 21603217467214 its reverse (41276471230612), we get a palindrome (62879688697826).

The spelling of 21603217467214 in words is "twenty-one trillion, six hundred three billion, two hundred seventeen million, four hundred sixty-seven thousand, two hundred fourteen".