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230015113121 = 1276192925917
BaseRepresentation
bin1101011000110111111…
…0000001011110100001
3210222201011000102011202
43112031332001132201
512232032332104441
6253400102050545
722421663126303
oct3261576013641
9728634012152
10230015113121
1189604597a12
12386b3719a55
13188c8876241
14b1c0541973
155eb358619b
hex358df817a1

230015113121 has 8 divisors (see below), whose sum is σ = 232200852480. Its totient is φ = 227835227088.

The previous prime is 230015113087. The next prime is 230015113127. The reversal of 230015113121 is 121311510032.

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 230015113121 - 210 = 230015112097 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 230015113093 and 230015113102.

It is not an unprimeable number, because it can be changed into a prime (230015113127) 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, 1384346 + ... + 1541571.

It is an arithmetic number, because the mean of its divisors is an integer number (29025106560).

Almost surely, 2230015113121 is an apocalyptic number.

It is an amenable number.

230015113121 is a deficient number, since it is larger than the sum of its proper divisors (2185739359).

230015113121 is a wasteful number, since it uses less digits than its factorization.

230015113121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2926663.

The product of its (nonzero) digits is 180, while the sum is 20.

Adding to 230015113121 its reverse (121311510032), we get a palindrome (351326623153).

The spelling of 230015113121 in words is "two hundred thirty billion, fifteen million, one hundred thirteen thousand, one hundred twenty-one".

Divisors: 1 127 619 78613 2925917 371591459 1811142623 230015113121