11213102003 has 2 divisors, whose sum is σ = 11213102004. Its totient is φ = 11213102002.

The previous prime is 11213101993. The next prime is 11213102023. The reversal of 11213102003 is 30020131211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11213102003 - 2¹⁶ = 11213036467 is a prime.

It is a super-2 number, since 2×11213102003² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11213102023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5606551001 + 5606551002.

It is an arithmetic number, because the mean of its divisors is an integer number (5606551002).

Almost surely, 2^11213102003 is an apocalyptic number.

11213102003 is a deficient number, since it is larger than the sum of its proper divisors (1).

11213102003 is an equidigital number, since it uses as much as digits as its factorization.

11213102003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 11213102003 its reverse (30020131211), we get a palindrome (41233233214).

The spelling of 11213102003 in words is "eleven billion, two hundred thirteen million, one hundred two thousand, three".