11001101201212 has 6 divisors (see below), whose sum is σ = 19251927102128. Its totient is φ = 5500550600604.

The previous prime is 11001101201197. The next prime is 11001101201219. The reversal of 11001101201212 is 21210210110011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11001101201192 and 11001101201201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11001101201219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1375137650148 + ... + 1375137650155.

Almost surely, 2^{11001101201212} is an apocalyptic number.

It is an amenable number.

11001101201212 is a deficient number, since it is larger than the sum of its proper divisors (8250825900916).

11001101201212 is a wasteful number, since it uses less digits than its factorization.

11001101201212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2750275300307 (or 2750275300305 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11001101201212 its reverse (21210210110011), we get a palindrome (32211311311223).

The spelling of 11001101201212 in words is "eleven trillion, one billion, one hundred one million, two hundred one thousand, two hundred twelve".