21133401010019 has 2 divisors, whose sum is σ = 21133401010020. Its totient is φ = 21133401010018.

The previous prime is 21133401009899. The next prime is 21133401010039. The reversal of 21133401010019 is 91001010433112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 21133401010019 - 2²⁸ = 21133132574563 is a prime.

It is a super-2 number, since 2×21133401010019² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 21133401010019.

It is not a weakly prime, because it can be changed into another prime (21133401010039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10566700505009 + 10566700505010.

It is an arithmetic number, because the mean of its divisors is an integer number (10566700505010).

Almost surely, 2^{21133401010019} is an apocalyptic number.

21133401010019 is a deficient number, since it is larger than the sum of its proper divisors (1).

21133401010019 is an equidigital number, since it uses as much as digits as its factorization.

21133401010019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 26.

The spelling of 21133401010019 in words is "twenty-one trillion, one hundred thirty-three billion, four hundred one million, ten thousand, nineteen".