21133303112001 has 32 divisors (see below), whose sum is σ = 29439612259200. Its totient is φ = 13467799134720.

The previous prime is 21133303111993. The next prime is 21133303112057. The reversal of 21133303112001 is 10021130333112.

It is a happy number.

It is not a de Polignac number, because 21133303112001 - 2³ = 21133303111993 is a prime.

It is a super-2 number, since 2×21133303112001² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (21133303112101) 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 31 ways as a sum of consecutive naturals, for example, 11379445 + ... + 13105661.

It is an arithmetic number, because the mean of its divisors is an integer number (919987883100).

Almost surely, 2^{21133303112001} is an apocalyptic number.

It is an amenable number.

21133303112001 is a deficient number, since it is larger than the sum of its proper divisors (8306309147199).

21133303112001 is a wasteful number, since it uses less digits than its factorization.

21133303112001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1727649.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 21133303112001 its reverse (10021130333112), we get a palindrome (31154433445113).

The spelling of 21133303112001 in words is "twenty-one trillion, one hundred thirty-three billion, three hundred three million, one hundred twelve thousand, one".