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223014121 = 1120274011
BaseRepresentation
bin11010100101011…
…10110011101001
3120112122021212021
431102232303221
5424042422441
634043544441
75345405641
oct1522566351
9515567767
10223014121
111049818a0
126282b121
1337284625
1421893521
15148a33d1
hexd4aece9

223014121 has 4 divisors (see below), whose sum is σ = 243288144. Its totient is φ = 202740100.

The previous prime is 223014101. The next prime is 223014137. The reversal of 223014121 is 121410322.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 223014121 - 27 = 223013993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 223014095 and 223014104.

It is not an unprimeable number, because it can be changed into a prime (223014101) 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, 10136995 + ... + 10137016.

It is an arithmetic number, because the mean of its divisors is an integer number (60822036).

Almost surely, 2223014121 is an apocalyptic number.

It is an amenable number.

223014121 is a deficient number, since it is larger than the sum of its proper divisors (20274023).

223014121 is a wasteful number, since it uses less digits than its factorization.

223014121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20274022.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 223014121 is about 14933.6573216342. The cubic root of 223014121 is about 606.4254991114.

Adding to 223014121 its reverse (121410322), we get a palindrome (344424443).

The spelling of 223014121 in words is "two hundred twenty-three million, fourteen thousand, one hundred twenty-one".

Divisors: 1 11 20274011 223014121