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231302233200223 = 2119973091099177
BaseRepresentation
bin110100100101111000111111…
…011100100001011001011111
31010022222021111022211121002001
4310211320333130201121133
5220304123433144401343
62135534440133343131
766502014651412303
oct6445707734413137
91108867438747061
10231302233200223
11677777a9671a09
1221b37b09a97aa7
139c0a92637c6c3
144119132d99d03
151bb1a7dd6744d
hexd25e3f72165f

231302233200223 has 8 divisors (see below), whose sum is σ = 232398896770160. Its totient is φ = 230205573823680.

The previous prime is 231302233200209. The next prime is 231302233200347. The reversal of 231302233200223 is 322002332203132.

It is a happy number.

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 231302233200223 - 233 = 231293643265631 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 231302233200191 and 231302233200200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231302233200023) 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, 209882611 + ... + 210981787.

It is an arithmetic number, because the mean of its divisors is an integer number (29049862096270).

Almost surely, 2231302233200223 is an apocalyptic number.

231302233200223 is a deficient number, since it is larger than the sum of its proper divisors (1096663569937).

231302233200223 is a wasteful number, since it uses less digits than its factorization.

231302233200223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2096697.

The product of its (nonzero) digits is 15552, while the sum is 28.

Adding to 231302233200223 its reverse (322002332203132), we get a palindrome (553304565403355).

The spelling of 231302233200223 in words is "two hundred thirty-one trillion, three hundred two billion, two hundred thirty-three million, two hundred thousand, two hundred twenty-three".

Divisors: 1 211 997309 1099177 210432199 231926347 1096219114693 231302233200223