111012002021103 has 16 divisors (see below), whose sum is σ = 149946899182080. Its totient is φ = 73043269056576.

The previous prime is 111012002021083. The next prime is 111012002021143. The reversal of 111012002021103 is 301120200210111.

It is a de Polignac number, because none of the positive numbers 2^k-111012002021103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111012002021143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88872525 + ... + 90112982.

It is an arithmetic number, because the mean of its divisors is an integer number (9371681198880).

Almost surely, 2^{111012002021103} is an apocalyptic number.

111012002021103 is a deficient number, since it is larger than the sum of its proper divisors (38934897160977).

111012002021103 is a wasteful number, since it uses less digits than its factorization.

111012002021103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178988206.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 111012002021103 its reverse (301120200210111), we get a palindrome (412132202231214).

The spelling of 111012002021103 in words is "one hundred eleven trillion, twelve billion, two million, twenty-one thousand, one hundred three".