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2013214223 = 2134794309
BaseRepresentation
bin111011111111111…
…0011011000001111
312012022012212201202
41313333303120033
513110340323343
6531434100115
7100614016136
oct16777633017
95168185652
102013214223
11943452709
1248227a63b
13261122c27
1415153891d
15bbb22db8
hex77ff360f

2013214223 has 4 divisors (see below), whose sum is σ = 2013329880. Its totient is φ = 2013098568.

The previous prime is 2013214213. The next prime is 2013214237. The reversal of 2013214223 is 3224123102.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2013214223 - 212 = 2013210127 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2013214195 and 2013214204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2013214213) 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, 25808 + ... + 68501.

It is an arithmetic number, because the mean of its divisors is an integer number (503332470).

Almost surely, 22013214223 is an apocalyptic number.

2013214223 is a deficient number, since it is larger than the sum of its proper divisors (115657).

2013214223 is an equidigital number, since it uses as much as digits as its factorization.

2013214223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115656.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 2013214223 is about 44868.8558245026. The cubic root of 2013214223 is about 1262.6897740147.

Adding to 2013214223 its reverse (3224123102), we get a palindrome (5237337325).

The spelling of 2013214223 in words is "two billion, thirteen million, two hundred fourteen thousand, two hundred twenty-three".

Divisors: 1 21347 94309 2013214223