11103203202212 has 12 divisors (see below), whose sum is σ = 21197024295216. Its totient is φ = 5046910546440.

The previous prime is 11103203202191. The next prime is 11103203202239. The reversal of 11103203202212 is 21220230230111.

It is a super-2 number, since 2×11103203202212² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126172763618 + ... + 126172763705.

It is an arithmetic number, because the mean of its divisors is an integer number (1766418691268).

Almost surely, 2^{11103203202212} is an apocalyptic number.

It is an amenable number.

11103203202212 is a deficient number, since it is larger than the sum of its proper divisors (10093821093004).

11103203202212 is a wasteful number, since it uses less digits than its factorization.

11103203202212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252345527338 (or 252345527336 counting only the distinct ones).

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

Adding to 11103203202212 its reverse (21220230230111), we get a palindrome (32323433432323).

The spelling of 11103203202212 in words is "eleven trillion, one hundred three billion, two hundred three million, two hundred two thousand, two hundred twelve".