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230111000023 = 1289178519007
BaseRepresentation
bin1101011001001110101…
…1110011010111010111
3210222221211102222021111
43112103223303113113
512232231404000043
6253413405155451
722424236141042
oct3262353632727
9728854388244
10230111000023
118965372a193
123871b85bb87
13189126a9858
14b1cd181c59
155ebbbc709d
hex3593af35d7

230111000023 has 4 divisors (see below), whose sum is σ = 230289520320. Its totient is φ = 229932479728.

The previous prime is 230111000011. The next prime is 230111000057. The reversal of 230111000023 is 320000111032.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 230111000023 - 25 = 230110999991 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 230110999967 and 230111000012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230111000083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89258215 + ... + 89260792.

It is an arithmetic number, because the mean of its divisors is an integer number (57572380080).

Almost surely, 2230111000023 is an apocalyptic number.

230111000023 is a deficient number, since it is larger than the sum of its proper divisors (178520297).

230111000023 is a wasteful number, since it uses less digits than its factorization.

230111000023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178520296.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 230111000023 its reverse (320000111032), we get a palindrome (550111111055).

The spelling of 230111000023 in words is "two hundred thirty billion, one hundred eleven million, twenty-three", and thus it is an aban number.

Divisors: 1 1289 178519007 230111000023