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1232010223 = 1976253859
BaseRepresentation
bin100100101101110…
…1111101111101111
310011212020121022021
41021123233233233
510010343311343
6322130131011
742346625353
oct11133575757
93155217267
101232010223
1158248a574
122a4720a67
13168321442
14b98a3463
15732600ed
hex496efbef

1232010223 has 4 divisors (see below), whose sum is σ = 1238264280. Its totient is φ = 1225756168.

The previous prime is 1232010187. The next prime is 1232010233. The reversal of 1232010223 is 3220102321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3220102321 = 4178539081.

It is a cyclic number.

It is not a de Polignac number, because 1232010223 - 217 = 1231879151 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1232010197 and 1232010206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232010233) 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, 3126733 + ... + 3127126.

It is an arithmetic number, because the mean of its divisors is an integer number (309566070).

Almost surely, 21232010223 is an apocalyptic number.

1232010223 is a deficient number, since it is larger than the sum of its proper divisors (6254057).

1232010223 is an equidigital number, since it uses as much as digits as its factorization.

1232010223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6254056.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1232010223 is about 35100.0031766380. The cubic root of 1232010223 is about 1072.0246473574.

Adding to 1232010223 its reverse (3220102321), we get a palindrome (4452112544).

The spelling of 1232010223 in words is "one billion, two hundred thirty-two million, ten thousand, two hundred twenty-three".

Divisors: 1 197 6253859 1232010223