1113203143401 has 16 divisors (see below), whose sum is σ = 1499029519680. Its totient is φ = 734756715200.

The previous prime is 1113203143373. The next prime is 1113203143441. The reversal of 1113203143401 is 1043413023111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1113203143401 - 2¹⁵ = 1113203110633 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1113203143441) 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, 8861890 + ... + 8986628.

It is an arithmetic number, because the mean of its divisors is an integer number (93689344980).

Almost surely, 2^{1113203143401} is an apocalyptic number.

It is an amenable number.

1113203143401 is a deficient number, since it is larger than the sum of its proper divisors (385826376279).

1113203143401 is a wasteful number, since it uses less digits than its factorization.

1113203143401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154296.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 1113203143401 its reverse (1043413023111), we get a palindrome (2156616166512).

The spelling of 1113203143401 in words is "one trillion, one hundred thirteen billion, two hundred three million, one hundred forty-three thousand, four hundred one".