11202312003 has 4 divisors (see below), whose sum is σ = 14936416008. Its totient is φ = 7468208000.

The previous prime is 11202312001. The next prime is 11202312013. The reversal of 11202312003 is 30021320211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30021320211 = 3 ⋅10007106737.

It is a cyclic number.

It is not a de Polignac number, because 11202312003 - 2¹ = 11202312001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11202312001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1867051998 + ... + 1867052003.

It is an arithmetic number, because the mean of its divisors is an integer number (3734104002).

Almost surely, 2^11202312003 is an apocalyptic number.

11202312003 is a deficient number, since it is larger than the sum of its proper divisors (3734104005).

11202312003 is an equidigital number, since it uses as much as digits as its factorization.

11202312003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3734104004.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 11202312003 its reverse (30021320211), we get a palindrome (41223632214).

The spelling of 11202312003 in words is "eleven billion, two hundred two million, three hundred twelve thousand, three".