21301101001133 has 16 divisors (see below), whose sum is σ = 23237035056000. Its totient is φ = 19449147920832.

The previous prime is 21301101001093. The next prime is 21301101001139. The reversal of 21301101001133 is 33110010110312.

It is a cyclic number.

It is not a de Polignac number, because 21301101001133 - 2⁶ = 21301101001069 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21301101001139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34395953 + ... + 35009766.

It is an arithmetic number, because the mean of its divisors is an integer number (1452314691000).

Almost surely, 2^{21301101001133} is an apocalyptic number.

It is an amenable number.

21301101001133 is a deficient number, since it is larger than the sum of its proper divisors (1935934054867).

21301101001133 is a wasteful number, since it uses less digits than its factorization.

21301101001133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69406324.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 21301101001133 its reverse (33110010110312), we get a palindrome (54411111111445).

The spelling of 21301101001133 in words is "twenty-one trillion, three hundred one billion, one hundred one million, one thousand, one hundred thirty-three".