1111113000203 has 2 divisors, whose sum is σ = 1111113000204. Its totient is φ = 1111113000202.

The previous prime is 1111113000181. The next prime is 1111113000269. The reversal of 1111113000203 is 3020003111111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1111113000203 - 2¹² = 1111112996107 is a prime.

It is a super-2 number, since 2×1111113000203² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1111113000103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555556500101 + 555556500102.

It is an arithmetic number, because the mean of its divisors is an integer number (555556500102).

Almost surely, 2^{1111113000203} is an apocalyptic number.

1111113000203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111113000203 is an equidigital number, since it uses as much as digits as its factorization.

1111113000203 is an odious number, because the sum of its binary digits is odd.

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

Adding to 1111113000203 its reverse (3020003111111), we get a palindrome (4131116111314).

The spelling of 1111113000203 in words is "one trillion, one hundred eleven billion, one hundred thirteen million, two hundred three", and thus it is an aban number.