11212102232003 has 4 divisors (see below), whose sum is σ = 11395907186688. Its totient is φ = 11028297277320.

The previous prime is 11212102231999. The next prime is 11212102232039. The reversal of 11212102232003 is 30023220121211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11212102232003 - 2² = 11212102231999 is a prime.

It is a super-2 number, since 2×11212102232003² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11212102232203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91902477251 + ... + 91902477372.

It is an arithmetic number, because the mean of its divisors is an integer number (2848976796672).

Almost surely, 2^{11212102232003} is an apocalyptic number.

11212102232003 is a deficient number, since it is larger than the sum of its proper divisors (183804954685).

11212102232003 is an equidigital number, since it uses as much as digits as its factorization.

11212102232003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183804954684.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 11212102232003 its reverse (30023220121211), we get a palindrome (41235322353214).

The spelling of 11212102232003 in words is "eleven trillion, two hundred twelve billion, one hundred two million, two hundred thirty-two thousand, three".