10111120212012 has 12 divisors (see below), whose sum is σ = 23592613828056. Its totient is φ = 3370373404000.

The previous prime is 10111120211963. The next prime is 10111120212041. The reversal of 10111120212012 is 21021202111101.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 10111120211982 and 10111120212000.

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, 421296675489 + ... + 421296675512.

It is an arithmetic number, because the mean of its divisors is an integer number (1966051152338).

Almost surely, 2^{10111120212012} is an apocalyptic number.

10111120212012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10111120212012 is an abundant number, since it is smaller than the sum of its proper divisors (13481493616044).

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

10111120212012 is a wasteful number, since it uses less digits than its factorization.

10111120212012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 842593351008 (or 842593351006 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 10111120212012 its reverse (21021202111101), we get a palindrome (31132322323113).

The spelling of 10111120212012 in words is "ten trillion, one hundred eleven billion, one hundred twenty million, two hundred twelve thousand, twelve".