10111333101212 has 24 divisors (see below), whose sum is σ = 20226484257504. Its totient is φ = 4332610317312.

The previous prime is 10111333101211. The next prime is 10111333101253. The reversal of 10111333101212 is 21210133311101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10111333101211) 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 7 ways as a sum of consecutive naturals, for example, 33938813 + ... + 34235444.

It is an arithmetic number, because the mean of its divisors is an integer number (842770177396).

Almost surely, 2^{10111333101212} is an apocalyptic number.

It is an amenable number.

10111333101212 is an abundant number, since it is smaller than the sum of its proper divisors (10115151156292).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10111333101212 is a wasteful number, since it uses less digits than its factorization.

10111333101212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68179565 (or 68179563 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 10111333101212 its reverse (21210133311101), we get a palindrome (31321466412313).

The spelling of 10111333101212 in words is "ten trillion, one hundred eleven billion, three hundred thirty-three million, one hundred one thousand, two hundred twelve".