21111233000103 has 6 divisors (see below), whose sum is σ = 30494003222384. Its totient is φ = 14074155333396.

The previous prime is 21111233000069. The next prime is 21111233000149. The reversal of 21111233000103 is 30100033211112.

21111233000103 is a `hidden beast` number, since 211 + 112 + 330 + 0 + 0 + 10 + 3 = 666.

It is not a de Polignac number, because 21111233000103 - 2¹³ = 21111232991911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21111233000003) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1172846277775 + ... + 1172846277792.

Almost surely, 2^{21111233000103} is an apocalyptic number.

21111233000103 is a deficient number, since it is larger than the sum of its proper divisors (9382770222281).

21111233000103 is a wasteful number, since it uses less digits than its factorization.

21111233000103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2345692555573 (or 2345692555570 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 21111233000103 its reverse (30100033211112), we get a palindrome (51211266211215).

The spelling of 21111233000103 in words is "twenty-one trillion, one hundred eleven billion, two hundred thirty-three million, one hundred three", and thus it is an aban number.