1111312000203 has 32 divisors (see below), whose sum is σ = 1538173181952. Its totient is φ = 713170029600.

The previous prime is 1111312000103. The next prime is 1111312000259. The reversal of 1111312000203 is 3020002131111.

It is a happy number.

It is not a de Polignac number, because 1111312000203 - 2⁸ = 1111311999947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1111312000283) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24440976 + ... + 24486402.

It is an arithmetic number, because the mean of its divisors is an integer number (48067911936).

Almost surely, 2^{1111312000203} is an apocalyptic number.

1111312000203 is a deficient number, since it is larger than the sum of its proper divisors (426861181749).

1111312000203 is a wasteful number, since it uses less digits than its factorization.

1111312000203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48215.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1111312000203 its reverse (3020002131111), we get a palindrome (4131314131314).

The spelling of 1111312000203 in words is "one trillion, one hundred eleven billion, three hundred twelve million, two hundred three", and thus it is an aban number.