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230012123122 = 2115006061561
BaseRepresentation
bin1101011000110111001…
…0100111011111110010
3210222200221101111200001
43112031302213133302
512232031100414442
6253355514020214
722421625534145
oct3261562473762
9728627344601
10230012123122
1189602935541
12386b271766a
13188c806a302
14b1bdda405c
155eb31952b7
hex358dca77f2

230012123122 has 4 divisors (see below), whose sum is σ = 345018184686. Its totient is φ = 115006061560.

The previous prime is 230012123119. The next prime is 230012123129. The reversal of 230012123122 is 221321210032.

230012123122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 115375029561 + 114637093561 = 339669^2 + 338581^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 230012123122.

It is not an unprimeable number, because it can be changed into a prime (230012123129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57503030779 + ... + 57503030782.

Almost surely, 2230012123122 is an apocalyptic number.

230012123122 is a deficient number, since it is larger than the sum of its proper divisors (115006061564).

230012123122 is a wasteful number, since it uses less digits than its factorization.

230012123122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115006061563.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 230012123122 its reverse (221321210032), we get a palindrome (451333333154).

The spelling of 230012123122 in words is "two hundred thirty billion, twelve million, one hundred twenty-three thousand, one hundred twenty-two".

Divisors: 1 2 115006061561 230012123122