21088711133703 has 24 divisors (see below), whose sum is σ = 31444385072256. Its totient is φ = 13605496632000.

The previous prime is 21088711133701. The next prime is 21088711133719. The reversal of 21088711133703 is 30733111788012.

21088711133703 is a `hidden beast` number, since 21 + 0 + 88 + 71 + 113 + 370 + 3 = 666.

It is not a de Polignac number, because 21088711133703 - 2¹ = 21088711133701 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21088711133701) 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 23 ways as a sum of consecutive naturals, for example, 38216053 + ... + 38763953.

It is an arithmetic number, because the mean of its divisors is an integer number (1310182711344).

Almost surely, 2^{21088711133703} is an apocalyptic number.

21088711133703 is a deficient number, since it is larger than the sum of its proper divisors (10355673938553).

21088711133703 is a wasteful number, since it uses less digits than its factorization.

21088711133703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685895 (or 685892 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 45.

The spelling of 21088711133703 in words is "twenty-one trillion, eighty-eight billion, seven hundred eleven million, one hundred thirty-three thousand, seven hundred three".