11203101212 has 6 divisors (see below), whose sum is σ = 19605427128. Its totient is φ = 5601550604.

The previous prime is 11203101199. The next prime is 11203101241. The reversal of 11203101212 is 21210130211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1400387648 + ... + 1400387655.

It is an arithmetic number, because the mean of its divisors is an integer number (3267571188).

Almost surely, 2^11203101212 is an apocalyptic number.

It is an amenable number.

11203101212 is a deficient number, since it is larger than the sum of its proper divisors (8402325916).

11203101212 is a wasteful number, since it uses less digits than its factorization.

11203101212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2800775307 (or 2800775305 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 11203101212 its reverse (21210130211), we get a palindrome (32413231423).

The spelling of 11203101212 in words is "eleven billion, two hundred three million, one hundred one thousand, two hundred twelve".