1111323022403 has 4 divisors (see below), whose sum is σ = 1212352388088. Its totient is φ = 1010293656720.

The previous prime is 1111323022387. The next prime is 1111323022427. The reversal of 1111323022403 is 3042203231111.

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 1111323022403 - 2⁴ = 1111323022387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1111323022603) 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, 50514682826 + ... + 50514682847.

It is an arithmetic number, because the mean of its divisors is an integer number (303088097022).

Almost surely, 2^{1111323022403} is an apocalyptic number.

1111323022403 is a deficient number, since it is larger than the sum of its proper divisors (101029365685).

1111323022403 is a wasteful number, since it uses less digits than its factorization.

1111323022403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101029365684.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1111323022403 its reverse (3042203231111), we get a palindrome (4153526253514).

The spelling of 1111323022403 in words is "one trillion, one hundred eleven billion, three hundred twenty-three million, twenty-two thousand, four hundred three".