21322308003 has 64 divisors (see below), whose sum is σ = 30889328640. Its totient is φ = 13042778112.

The previous prime is 21322307999. The next prime is 21322308011. The reversal of 21322308003 is 30080322312.

It is not a de Polignac number, because 21322308003 - 2² = 21322307999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21322308053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 82966051 + ... + 82966307.

It is an arithmetic number, because the mean of its divisors is an integer number (482645760).

Almost surely, 2^21322308003 is an apocalyptic number.

21322308003 is a deficient number, since it is larger than the sum of its proper divisors (9567020637).

21322308003 is a wasteful number, since it uses less digits than its factorization.

21322308003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636.

The product of its (nonzero) digits is 1728, while the sum is 24.

The spelling of 21322308003 in words is "twenty-one billion, three hundred twenty-two million, three hundred eight thousand, three".