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1112110111211 = 11111211909091
BaseRepresentation
bin10000001011101110111…
…011011001100111101011
310221022112212101011021012
4100023232323121213223
5121210100142024321
62210521335134135
7143230060655141
oct20135673314753
93838485334235
101112110111211
1139970918a870
1215b64b51434b
1380b439b3958
143bb7d989591
151ddddc2205b
hex102eeed99eb

1112110111211 has 8 divisors (see below), whose sum is σ = 1213223274048. Its totient is φ = 1010998989000.

The previous prime is 1112110111207. The next prime is 1112110111243. The reversal of 1112110111211 is 1121110112111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1112110111211 - 22 = 1112110111207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1112110111271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 768776 + ... + 1677866.

It is an arithmetic number, because the mean of its divisors is an integer number (151652909256).

Almost surely, 21112110111211 is an apocalyptic number.

1112110111211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1112110111211 is a deficient number, since it is larger than the sum of its proper divisors (101113162837).

1112110111211 is a wasteful number, since it uses less digits than its factorization.

1112110111211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1020313.

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

Adding to 1112110111211 its reverse (1121110112111), we get a palindrome (2233220223322).

The spelling of 1112110111211 in words is "one trillion, one hundred twelve billion, one hundred ten million, one hundred eleven thousand, two hundred eleven".

Divisors: 1 11 111211 909091 1223321 10000001 101100919201 1112110111211