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10112221103 = 38925995427
BaseRepresentation
bin10010110101011110…
…00011111110101111
3222002201221001112112
421122233003332233
5131202212033403
64351231554235
7505406314115
oct113257037657
928081831475
1010112221103
11431a0a3426
121b6268b97b
13c5201c7aa
146bd015ab5
153e2b789d8
hex25abc3faf

10112221103 has 4 divisors (see below), whose sum is σ = 10138216920. Its totient is φ = 10086225288.

The previous prime is 10112221039. The next prime is 10112221151. The reversal of 10112221103 is 30112221101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30112221101 = 31971361971.

It is a cyclic number.

It is not a de Polignac number, because 10112221103 - 26 = 10112221039 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 (10112221003) 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, 12997325 + ... + 12998102.

It is an arithmetic number, because the mean of its divisors is an integer number (2534554230).

Almost surely, 210112221103 is an apocalyptic number.

10112221103 is a deficient number, since it is larger than the sum of its proper divisors (25995817).

10112221103 is an equidigital number, since it uses as much as digits as its factorization.

10112221103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25995816.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 10112221103 its reverse (30112221101), we get a palindrome (40224442204).

The spelling of 10112221103 in words is "ten billion, one hundred twelve million, two hundred twenty-one thousand, one hundred three".

Divisors: 1 389 25995427 10112221103