111012132003 has 4 divisors (see below), whose sum is σ = 148016176008. Its totient is φ = 74008088000.

The previous prime is 111012131999. The next prime is 111012132071. The reversal of 111012132003 is 300231210111.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 111012132003 - 2² = 111012131999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111012136003) 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, 18502021998 + ... + 18502022003.

It is an arithmetic number, because the mean of its divisors is an integer number (37004044002).

Almost surely, 2^111012132003 is an apocalyptic number.

111012132003 is a deficient number, since it is larger than the sum of its proper divisors (37004044005).

111012132003 is an equidigital number, since it uses as much as digits as its factorization.

111012132003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37004044004.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 111012132003 its reverse (300231210111), we get a palindrome (411243342114).

The spelling of 111012132003 in words is "one hundred eleven billion, twelve million, one hundred thirty-two thousand, three".