Search a number
BaseRepresentation
bin1010100100000101011011…
…11111100000011110010101
310001020202221202200212022100
411102002231333200132111
511021100222133240341
6121223432303152313
74615214406046026
oct522025577403625
9101222852625270
1023230102243221
117446916121875
1227321962a5699
13cc6787745733
145a44b3096c4d
152a44056223b6

23230102243221 has 12 divisors (see below), whose sum is σ = 33563595287872. Its totient is φ = 15482579524776.

The previous prime is 23230102243217. The next prime is 23230102243237. The reversal of 23230102243221 is 12234220103232.

23230102243221 is a `hidden beast` number, since 2 + 3 + 230 + 102 + 2 + 4 + 322 + 1 = 666.

It is not a de Polignac number, because 23230102243221 - 22 = 23230102243217 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 (23230102243291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 346239931 + ... + 346307016.

Almost surely, 223230102243221 is an apocalyptic number.

It is an amenable number.

23230102243221 is a deficient number, since it is larger than the sum of its proper divisors (10333493044651).

23230102243221 is a wasteful number, since it uses less digits than its factorization.

23230102243221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 692550680 (or 692550677 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 23230102243221 its reverse (12234220103232), we get a palindrome (35464322346453).

It can be divided in two parts, 23230 and 102243221, that added together give a triangular number (102266451 = T14301).

The spelling of 23230102243221 in words is "twenty-three trillion, two hundred thirty billion, one hundred two million, two hundred forty-three thousand, two hundred twenty-one".