21300100012232 has 32 divisors (see below), whose sum is σ = 39984200514720. Its totient is φ = 10637648760960.

The previous prime is 21300100012157. The next prime is 21300100012249. The reversal of 21300100012232 is 23221000100312.

It is a self number, because there is not a number n which added to its sum of digits gives 21300100012232.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80006843 + ... + 80272629.

It is an arithmetic number, because the mean of its divisors is an integer number (1249506266085).

Almost surely, 2^{21300100012232} is an apocalyptic number.

It is an amenable number.

21300100012232 is a deficient number, since it is larger than the sum of its proper divisors (18684100502488).

21300100012232 is a wasteful number, since it uses less digits than its factorization.

21300100012232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277421 (or 277417 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 21300100012232 its reverse (23221000100312), we get a palindrome (44521100112544).

The spelling of 21300100012232 in words is "twenty-one trillion, three hundred billion, one hundred million, twelve thousand, two hundred thirty-two".