21113000203332 has 48 divisors (see below), whose sum is σ = 49705292468160. Its totient is φ = 6974591597568.

The previous prime is 21113000203231. The next prime is 21113000203343. The reversal of 21113000203332 is 23330200031112.

It is a junction number, because it is equal to n+sod(n) for n = 21113000203299 and 21113000203308.

It is an unprimeable number.

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, 11075808 + ... + 12841320.

It is an arithmetic number, because the mean of its divisors is an integer number (1035526926420).

Almost surely, 2^{21113000203332} is an apocalyptic number.

It is an amenable number.

21113000203332 is an abundant number, since it is smaller than the sum of its proper divisors (28592292264828).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21113000203332 is a wasteful number, since it uses less digits than its factorization.

21113000203332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1774452 (or 1774450 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 21113000203332 its reverse (23330200031112), we get a palindrome (44443200234444).

The spelling of 21113000203332 in words is "twenty-one trillion, one hundred thirteen billion, two hundred three thousand, three hundred thirty-two".