1111140423203 has 4 divisors (see below), whose sum is σ = 1149455610240. Its totient is φ = 1072825236168.

The previous prime is 1111140423193. The next prime is 1111140423251. The reversal of 1111140423203 is 3023240411111.

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 1111140423203 - 2¹⁶ = 1111140357667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1111140423293) 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, 19157593475 + ... + 19157593532.

It is an arithmetic number, because the mean of its divisors is an integer number (287363902560).

Almost surely, 2^{1111140423203} is an apocalyptic number.

1111140423203 is a deficient number, since it is larger than the sum of its proper divisors (38315187037).

1111140423203 is an equidigital number, since it uses as much as digits as its factorization.

1111140423203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38315187036.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 1111140423203 its reverse (3023240411111), we get a palindrome (4134380834314).

The spelling of 1111140423203 in words is "one trillion, one hundred eleven billion, one hundred forty million, four hundred twenty-three thousand, two hundred three".