21003112000102 has 8 divisors (see below), whose sum is σ = 31541429575656. Its totient is φ = 10489302141552.

The previous prime is 21003112000069. The next prime is 21003112000103. The reversal of 21003112000102 is 20100021130012.

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

It is a super-2 number, since 2×21003112000102² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21003112000103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6126927108 + ... + 6126930535.

It is an arithmetic number, because the mean of its divisors is an integer number (3942678696957).

Almost surely, 2^{21003112000102} is an apocalyptic number.

21003112000102 is a deficient number, since it is larger than the sum of its proper divisors (10538317575554).

21003112000102 is a wasteful number, since it uses less digits than its factorization.

21003112000102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12253858502.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 21003112000102 its reverse (20100021130012), we get a palindrome (41103133130114).

The spelling of 21003112000102 in words is "twenty-one trillion, three billion, one hundred twelve million, one hundred two", and thus it is an aban number.