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230303120033231 = 7711988172330719
BaseRepresentation
bin110100010111010110011111…
…101010010000010111001111
31010012102202121102010221202222
4310113112133222100113033
5220141241242212030411
62133451443123005555
766336565002542240
oct6427263752202717
91105382542127688
10230303120033231
11674220062a5863
12219b6354b098bb
139b6764ca4a32b
1440c2a32642cc7
151b95aa53cb4db
hexd1759fa905cf

230303120033231 has 16 divisors (see below), whose sum is σ = 266912115240960. Its totient is φ = 194621292552960.

The previous prime is 230303120033201. The next prime is 230303120033279. The reversal of 230303120033231 is 132330021303032.

It is a happy number.

It is not a de Polignac number, because 230303120033231 - 210 = 230303120032207 is a prime.

It is a super-2 number, since 2×2303031200332312 (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 230303120033231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230303120033201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97646690 + ... + 99977408.

It is an arithmetic number, because the mean of its divisors is an integer number (16682007202560).

Almost surely, 2230303120033231 is an apocalyptic number.

230303120033231 is a deficient number, since it is larger than the sum of its proper divisors (36608995207729).

230303120033231 is a wasteful number, since it uses less digits than its factorization.

230303120033231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2529614.

The product of its (nonzero) digits is 5832, while the sum is 26.

Adding to 230303120033231 its reverse (132330021303032), we get a palindrome (362633141336263).

The spelling of 230303120033231 in words is "two hundred thirty trillion, three hundred three billion, one hundred twenty million, thirty-three thousand, two hundred thirty-one".

Divisors: 1 7 71 497 198817 1391719 2330719 14116007 16315033 98812049 165481049 1158367343 463386559423 3243705915961 32900445719033 230303120033231