1113040123001 has 4 divisors (see below), whose sum is σ = 1113043907472. Its totient is φ = 1113036338532.

The previous prime is 1113040122991. The next prime is 1113040123031. The reversal of 1113040123001 is 1003210403111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1113040123001 - 2²⁶ = 1112973014137 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1113040123031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1410131 + ... + 2052936.

It is an arithmetic number, because the mean of its divisors is an integer number (278260976868).

Almost surely, 2^{1113040123001} is an apocalyptic number.

It is an amenable number.

1113040123001 is a deficient number, since it is larger than the sum of its proper divisors (3784471).

1113040123001 is an equidigital number, since it uses as much as digits as its factorization.

1113040123001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3784470.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1113040123001 its reverse (1003210403111), we get a palindrome (2116250526112).

The spelling of 1113040123001 in words is "one trillion, one hundred thirteen billion, forty million, one hundred twenty-three thousand, one".