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1112110112111 = 1419778334163
BaseRepresentation
bin10000001011101110111…
…011011001110101101111
310221022112212101012111112
4100023232323121311233
5121210100142041421
62210521335142235
7143230060660565
oct20135673316557
93838485335445
101112110112111
11399709190509
1215b64b51497b
1380b439b419b
143bb7d989a35
151ddddc2245b
hex102eeed9d6f

1112110112111 has 4 divisors (see below), whose sum is σ = 1112188460472. Its totient is φ = 1112031763752.

The previous prime is 1112110112053. The next prime is 1112110112117.

1112110112111 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1112110112111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112110112117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39152885 + ... + 39181278.

It is an arithmetic number, because the mean of its divisors is an integer number (278047115118).

Almost surely, 21112110112111 is an apocalyptic number.

1112110112111 is a deficient number, since it is larger than the sum of its proper divisors (78348361).

1112110112111 is an equidigital number, since it uses as much as digits as its factorization.

1112110112111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78348360.

The product of its (nonzero) digits is 4, while the sum is 14.

It can be divided in two parts, 1112110 and 112111, that added together give a palindrome (1224221).

The spelling of 1112110112111 in words is "one trillion, one hundred twelve billion, one hundred ten million, one hundred twelve thousand, one hundred eleven".

Divisors: 1 14197 78334163 1112110112111