21100321411133 has 8 divisors (see below), whose sum is σ = 21109638614400. Its totient is φ = 21091006222000.

The previous prime is 21100321411087. The next prime is 21100321411153. The reversal of 21100321411133 is 33111412300112.

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

It is a cyclic number.

It is not a de Polignac number, because 21100321411133 - 2⁶ = 21100321411069 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 21100321411099 and 21100321411108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21100321411153) 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, 20649008 + ... + 21646758.

It is an arithmetic number, because the mean of its divisors is an integer number (2638704826800).

Almost surely, 2^{21100321411133} is an apocalyptic number.

It is an amenable number.

21100321411133 is a deficient number, since it is larger than the sum of its proper divisors (9317203267).

21100321411133 is an equidigital number, since it uses as much as digits as its factorization.

21100321411133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1007067.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 21100321411133 its reverse (33111412300112), we get a palindrome (54211733711245).

The spelling of 21100321411133 in words is "twenty-one trillion, one hundred billion, three hundred twenty-one million, four hundred eleven thousand, one hundred thirty-three".