111303143010003 has 16 divisors (see below), whose sum is σ = 169614735639296. Its totient is φ = 63598066146720.

The previous prime is 111303143009957. The next prime is 111303143010107. The reversal of 111303143010003 is 300010341303111.

111303143010003 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 111303143010003 - 2³³ = 111294553075411 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111303143010803) 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, 155044153 + ... + 155760378.

It is an arithmetic number, because the mean of its divisors is an integer number (10600920977456).

Almost surely, 2^{111303143010003} is an apocalyptic number.

111303143010003 is a deficient number, since it is larger than the sum of its proper divisors (58311592629293).

111303143010003 is a wasteful number, since it uses less digits than its factorization.

111303143010003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310821594.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 111303143010003 its reverse (300010341303111), we get a palindrome (411313484313114).

The spelling of 111303143010003 in words is "one hundred eleven trillion, three hundred three billion, one hundred forty-three million, ten thousand, three".