1111203000001 has 16 divisors (see below), whose sum is σ = 1205951777280. Its totient is φ = 1020028204800.

The previous prime is 1111202999989. The next prime is 1111203000049. The reversal of 1111203000001 is 1000003021111.

It is a cyclic number.

It is not a de Polignac number, because 1111203000001 - 2¹⁵ = 1111202967233 is a prime.

It is a super-2 number, since 2×1111203000001² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1111203000301) 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, 4714641 + ... + 4944718.

It is an arithmetic number, because the mean of its divisors is an integer number (75371986080).

Almost surely, 2^{1111203000001} is an apocalyptic number.

It is an amenable number.

1111203000001 is a deficient number, since it is larger than the sum of its proper divisors (94748777279).

1111203000001 is a wasteful number, since it uses less digits than its factorization.

1111203000001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9659544.

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 1111203000001 its reverse (1000003021111), we get a palindrome (2111206021112).

The spelling of 1111203000001 in words is "one trillion, one hundred eleven billion, two hundred three million, one", and thus it is an aban number.