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23230123122213 = 3272771331162863
BaseRepresentation
bin1010100100000101011110…
…01111001001111000100101
310001020210000012222121220100
411102002233033021320211
511021100243004402323
6121223434330454313
74615215051365520
oct522025717117045
9101223005877810
1023230123122213
117446926992537
1227321a1294399
13cc678bb75c77
145a44b5b6dbb7
152a4407398943
hex1520af3c9e25

23230123122213 has 24 divisors (see below), whose sum is σ = 38486580723968. Its totient is φ = 13226434196832.

The previous prime is 23230123122169. The next prime is 23230123122251. The reversal of 23230123122213 is 31222132103232.

23230123122213 is a `hidden beast` number, since 2 + 3 + 2 + 301 + 23 + 122 + 213 = 666.

It is not a de Polignac number, because 23230123122213 - 212 = 23230123118117 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 (23230123123213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 665563981 + ... + 665598882.

Almost surely, 223230123122213 is an apocalyptic number.

It is an amenable number.

23230123122213 is a deficient number, since it is larger than the sum of its proper divisors (15256457601755).

23230123122213 is a wasteful number, since it uses less digits than its factorization.

23230123122213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1331163153 (or 1331163150 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 23230123122213 its reverse (31222132103232), we get a palindrome (54452255225445).

The spelling of 23230123122213 in words is "twenty-three trillion, two hundred thirty billion, one hundred twenty-three million, one hundred twenty-two thousand, two hundred thirteen".

Divisors: 1 3 7 9 21 63 277 831 1939 2493 5817 17451 1331162863 3993488589 9318140041 11980465767 27954420123 83863260369 368732113051 1106196339153 2581124791357 3318589017459 7743374374071 23230123122213