1111213102003 has 8 divisors (see below), whose sum is σ = 1112191448256. Its totient is φ = 1110235041600.

The previous prime is 1111213101997. The next prime is 1111213102019. The reversal of 1111213102003 is 3002013121111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1111213102003 - 2⁹ = 1111213101491 is a prime.

It is a super-2 number, since 2×1111213102003² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1111213102093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8115973 + ... + 8251753.

It is an arithmetic number, because the mean of its divisors is an integer number (139023931032).

Almost surely, 2^{1111213102003} is an apocalyptic number.

1111213102003 is a deficient number, since it is larger than the sum of its proper divisors (978346253).

1111213102003 is a wasteful number, since it uses less digits than its factorization.

1111213102003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142925.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1111213102003 its reverse (3002013121111), we get a palindrome (4113226223114).

The spelling of 1111213102003 in words is "one trillion, one hundred eleven billion, two hundred thirteen million, one hundred two thousand, three".