10111110111112 has 8 divisors (see below), whose sum is σ = 18958331458350. Its totient is φ = 5055555055552.

The previous prime is 10111110111073. The next prime is 10111110111131. The reversal of 10111110111112 is 21111101111101.

It can be written as a sum of positive squares in only one way, i.e., 7544943201636 + 2566166909476 = 2746806^2 + 1601926^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 10111110111092 and 10111110111101.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 631944381937 + ... + 631944381952.

Almost surely, 2^{10111110111112} is an apocalyptic number.

It is an amenable number.

10111110111112 is a deficient number, since it is larger than the sum of its proper divisors (8847221347238).

10111110111112 is a wasteful number, since it uses less digits than its factorization.

10111110111112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1263888763895 (or 1263888763891 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 13.

Adding to 10111110111112 its reverse (21111101111101), we get a palindrome (31222211222213).

The spelling of 10111110111112 in words is "ten trillion, one hundred eleven billion, one hundred ten million, one hundred eleven thousand, one hundred twelve".