13111100201212 has 48 divisors (see below), whose sum is σ = 24739004852352. Its totient is φ = 6044024448000.

The previous prime is 13111100201077. The next prime is 13111100201233. The reversal of 13111100201212 is 21210200111131.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 340519962 + ... + 340558462.

It is an arithmetic number, because the mean of its divisors is an integer number (515395934424).

Almost surely, 2^{13111100201212} is an apocalyptic number.

It is an amenable number.

13111100201212 is a deficient number, since it is larger than the sum of its proper divisors (11627904651140).

13111100201212 is a wasteful number, since it uses less digits than its factorization.

13111100201212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46198 (or 46196 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 13111100201212 its reverse (21210200111131), we get a palindrome (34321300312343).

The spelling of 13111100201212 in words is "thirteen trillion, one hundred eleven billion, one hundred million, two hundred one thousand, two hundred twelve".