21014023440003 has 8 divisors (see below), whose sum is σ = 30565852276416. Its totient is φ = 12735771781800.

The previous prime is 21014023439971. The next prime is 21014023440107. The reversal of 21014023440003 is 30004432041012.

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

It is not a de Polignac number, because 21014023440003 - 2⁵ = 21014023439971 is a prime.

It is a super-2 number, since 2×21014023440003² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (21014023440803) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 318394294513 + ... + 318394294578.

It is an arithmetic number, because the mean of its divisors is an integer number (3820731534552).

Almost surely, 2^{21014023440003} is an apocalyptic number.

21014023440003 is a deficient number, since it is larger than the sum of its proper divisors (9551828836413).

21014023440003 is a wasteful number, since it uses less digits than its factorization.

21014023440003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636788589105.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 21014023440003 its reverse (30004432041012), we get a palindrome (51018455481015).

The spelling of 21014023440003 in words is "twenty-one trillion, fourteen billion, twenty-three million, four hundred forty thousand, three".