1111103010023 has 4 divisors (see below), whose sum is σ = 1129317813528. Its totient is φ = 1092888206520.

The previous prime is 1111103009993. The next prime is 1111103010041. The reversal of 1111103010023 is 3200103011111.

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 1111103010023 - 2⁸ = 1111103009767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111103010323) 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, 9107401661 + ... + 9107401782.

It is an arithmetic number, because the mean of its divisors is an integer number (282329453382).

Almost surely, 2^{1111103010023} is an apocalyptic number.

1111103010023 is a deficient number, since it is larger than the sum of its proper divisors (18214803505).

1111103010023 is an equidigital number, since it uses as much as digits as its factorization.

1111103010023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18214803504.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 1111103010023 its reverse (3200103011111), we get a palindrome (4311206021134).

The spelling of 1111103010023 in words is "one trillion, one hundred eleven billion, one hundred three million, ten thousand, twenty-three".