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1112101120213 = 2273489265781
BaseRepresentation
bin10000001011101110011…
…001000110100011010101
310221022112020110100221021
4100023232121012203111
5121210040341321323
62210520414321141
7143226621360256
oct20135631064325
93838466410837
101112101120213
113997040a9796
1215b6484b91b1
1380b41b86435
143bb7c6c8b2d
151dddd04805d
hex102ee6468d5

1112101120213 has 4 divisors (see below), whose sum is σ = 1112590388268. Its totient is φ = 1111611852160.

The previous prime is 1112101120199. The next prime is 1112101120313. The reversal of 1112101120213 is 3120211012111.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 833309728164 + 278791392049 = 912858^2 + 528007^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112101120213 - 213 = 1112101112021 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 (1112101120313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 244630618 + ... + 244635163.

It is an arithmetic number, because the mean of its divisors is an integer number (278147597067).

Almost surely, 21112101120213 is an apocalyptic number.

It is an amenable number.

1112101120213 is a deficient number, since it is larger than the sum of its proper divisors (489268055).

1112101120213 is an equidigital number, since it uses as much as digits as its factorization.

1112101120213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489268054.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 1112101120213 its reverse (3120211012111), we get a palindrome (4232312132324).

The spelling of 1112101120213 in words is "one trillion, one hundred twelve billion, one hundred one million, one hundred twenty thousand, two hundred thirteen".

Divisors: 1 2273 489265781 1112101120213