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23030230301231 = 281347236190533
BaseRepresentation
bin1010011110010001001001…
…01100100011101000101111
310000112200001100101012101012
411033020210230203220233
511004311402424114411
6120551535225535435
74564610401424006
oct517104454435057
9100480040335335
1023030230301231
11737a07a67653a
1226bb4b564457b
13cb0983b1213a
14598951dcbc3d
1529e10854618b
hex14f224b23a2f

23030230301231 has 8 divisors (see below), whose sum is σ = 23178794244624. Its totient is φ = 22882138740160.

The previous prime is 23030230301227. The next prime is 23030230301251. The reversal of 23030230301231 is 13210303203032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23030230301231 - 22 = 23030230301227 is a prime.

It is a super-2 number, since 2×230302303012312 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23030230301197 and 23030230301206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23030230301251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117997760 + ... + 118192773.

It is an arithmetic number, because the mean of its divisors is an integer number (2897349280578).

Almost surely, 223030230301231 is an apocalyptic number.

23030230301231 is a deficient number, since it is larger than the sum of its proper divisors (148563943393).

23030230301231 is a wasteful number, since it uses less digits than its factorization.

23030230301231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236191161.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 23030230301231 its reverse (13210303203032), we get a palindrome (36240533504263).

The spelling of 23030230301231 in words is "twenty-three trillion, thirty billion, two hundred thirty million, three hundred one thousand, two hundred thirty-one".

Divisors: 1 281 347 97507 236190533 66369539773 81958114951 23030230301231