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230012212101 = 3737296026013
BaseRepresentation
bin1101011000110111001…
…0111101001110000101
3210222200221120000201120
43112031302331032011
512232031111241401
6253355515544153
722421626354440
oct3261562751605
9728627500646
10230012212101
1189602996381
12386b275b059
13188c809b969
14b1bddc8657
155eb31b1836
hex358dcbd385

230012212101 has 16 divisors (see below), whose sum is σ = 359967633024. Its totient is φ = 127883237184.

The previous prime is 230012212069. The next prime is 230012212117. The reversal of 230012212101 is 101212210032.

It is not a de Polignac number, because 230012212101 - 25 = 230012212069 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230012212301) 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, 148012230 + ... + 148013783.

It is an arithmetic number, because the mean of its divisors is an integer number (22497977064).

Almost surely, 2230012212101 is an apocalyptic number.

230012212101 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

230012212101 is a deficient number, since it is larger than the sum of its proper divisors (129955420923).

230012212101 is a wasteful number, since it uses less digits than its factorization.

230012212101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296026060.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 230012212101 its reverse (101212210032), we get a palindrome (331224422133).

The spelling of 230012212101 in words is "two hundred thirty billion, twelve million, two hundred twelve thousand, one hundred one".

Divisors: 1 3 7 21 37 111 259 777 296026013 888078039 2072182091 6216546273 10952962481 32858887443 76670737367 230012212101