21333103040001 has 8 divisors (see below), whose sum is σ = 28501139668000. Its totient is φ = 14193567552672.

The previous prime is 21333103039933. The next prime is 21333103040047. The reversal of 21333103040001 is 10004030133312.

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

It is not a de Polignac number, because 21333103040001 - 2¹⁵ = 21333103007233 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 21333103040001.

It is not an unprimeable number, because it can be changed into a prime (21333103042001) 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, 7125283420 + ... + 7125286413.

It is an arithmetic number, because the mean of its divisors is an integer number (3562642458500).

Almost surely, 2^{21333103040001} is an apocalyptic number.

It is an amenable number.

21333103040001 is a deficient number, since it is larger than the sum of its proper divisors (7168036627999).

21333103040001 is a wasteful number, since it uses less digits than its factorization.

21333103040001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14250570335.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 21333103040001 its reverse (10004030133312), we get a palindrome (31337133173313).

The spelling of 21333103040001 in words is "twenty-one trillion, three hundred thirty-three billion, one hundred three million, forty thousand, one".