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201012301212112 = 24131088988750601
BaseRepresentation
bin101101101101000111010010…
…110011110010100111010000
3222100201120212212221210202001
4231231013102303302213100
5202321341143102241422
61551303435405403344
760224442132535645
oct5555072263624720
9870646785853661
10201012301212112
1159059924721a45
121a665644b69554
1388214bcc22950
14378d093a95dcc
151838bd0724227
hexb6d1d2cf29d0

201012301212112 has 40 divisors (see below), whose sum is σ = 419458420208520. Its totient is φ = 92766387148800.

The previous prime is 201012301212053. The next prime is 201012301212157. The reversal of 201012301212112 is 211212103210102.

It can be written as a sum of positive squares in 4 ways, for example, as 5099539502656 + 195912761709456 = 2258216^2 + 13996884^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 201012301212112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42110389 + ... + 46640212.

It is an arithmetic number, because the mean of its divisors is an integer number (10486460505213).

Almost surely, 2201012301212112 is an apocalyptic number.

It is an amenable number.

201012301212112 is an abundant number, since it is smaller than the sum of its proper divisors (218446118996408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201012301212112 is a wasteful number, since it uses less digits than its factorization.

201012301212112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88761511 (or 88761505 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 201012301212112 its reverse (211212103210102), we get a palindrome (412224404422214).

The spelling of 201012301212112 in words is "two hundred one trillion, twelve billion, three hundred one million, two hundred twelve thousand, one hundred twelve".

Divisors: 1 2 4 8 13 16 26 52 104 208 10889 21778 43556 87112 141557 174224 283114 566228 1132456 2264912 88750601 177501202 355002404 710004808 1153757813 1420009616 2307515626 4615031252 9230062504 18460125008 966405294289 1932810588578 3865621177156 7731242354312 12563268825757 15462484708624 25126537651514 50253075303028 100506150606056 201012301212112