21132013101441 has 16 divisors (see below), whose sum is σ = 30826054234368. Its totient is φ = 12770372070800.

The previous prime is 21132013101439. The next prime is 21132013101449. The reversal of 21132013101441 is 14410131023112.

It is a cyclic number.

It is not a de Polignac number, because 21132013101441 - 2¹ = 21132013101439 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21132013101449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 922703295 + ... + 922726196.

It is an arithmetic number, because the mean of its divisors is an integer number (1926628389648).

Almost surely, 2^{21132013101441} is an apocalyptic number.

It is an amenable number.

21132013101441 is a deficient number, since it is larger than the sum of its proper divisors (9694041132927).

21132013101441 is a wasteful number, since it uses less digits than its factorization.

21132013101441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1845429852.

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 21132013101441 its reverse (14410131023112), we get a palindrome (35542144124553).

The spelling of 21132013101441 in words is "twenty-one trillion, one hundred thirty-two billion, thirteen million, one hundred one thousand, four hundred forty-one".