10111111000012 has 24 divisors (see below), whose sum is σ = 19347000583680. Its totient is φ = 4585490380560.

The previous prime is 10111110999967. The next prime is 10111111000021. The reversal of 10111111000012 is 21000011111101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 261709588 + ... + 261748219.

It is an arithmetic number, because the mean of its divisors is an integer number (806125024320).

Almost surely, 2^{10111111000012} is an apocalyptic number.

It is an amenable number.

10111111000012 is a deficient number, since it is larger than the sum of its proper divisors (9235889583668).

10111111000012 is a wasteful number, since it uses less digits than its factorization.

10111111000012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523458261 (or 523458259 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 10111111000012 its reverse (21000011111101), we get a palindrome (31111122111113).

The spelling of 10111111000012 in words is "ten trillion, one hundred eleven billion, one hundred eleven million, twelve", and thus it is an aban number.