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201301212123011 = 71113682929447959
BaseRepresentation
bin101101110001010100010111…
…001111011100111110000011
3222101202012121120210201222102
4231301110113033130332003
5202341104340300414021
61552044300013101015
760254350460005430
oct5561242717347603
9871665546721872
10201301212123011
11591604013714a0
121a6b163478776b
138842813533770
14379d060176b87
15184148e5e700b
hexb715173dcf83

201301212123011 has 32 divisors (see below), whose sum is σ = 270318137779200. Its totient is φ = 144770873201280.

The previous prime is 201301212123001. The next prime is 201301212123019. The reversal of 201301212123011 is 110321212103102.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-201301212123011 is a prime.

It is a super-2 number, since 2×2013012121230112 (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (201301212123019) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7888151 + ... + 21559808.

It is an arithmetic number, because the mean of its divisors is an integer number (8447441805600).

Almost surely, 2201301212123011 is an apocalyptic number.

201301212123011 is a deficient number, since it is larger than the sum of its proper divisors (69016925656189).

201301212123011 is a wasteful number, since it uses less digits than its factorization.

201301212123011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29454819.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 201301212123011 its reverse (110321212103102), we get a palindrome (311622424226113).

The spelling of 201301212123011 in words is "two hundred one trillion, three hundred one billion, two hundred twelve million, one hundred twenty-three thousand, eleven".

Divisors: 1 7 11 13 77 91 143 1001 6829 47803 75119 88777 525833 621439 976547 6835829 29447959 206135713 323927549 382823467 2267492843 2679764269 4211058137 29477406959 201100112011 1407700784077 2212101232121 2614301456143 15484708624847 18300110193001 28757316017573 201301212123011