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201012230003311 = 231271973171101959
BaseRepresentation
bin101101101101000111001110…
…100100001001101001101111
3222100201120200220222000122001
4231231013032210021221233
5202321341021340101221
61551303424343233131
760224440306346056
oct5555071644115157
9870646626860561
10201012230003311
11590598985057a1
121a6656251487a7
1388214ab24cb6c
14378d08843b39d
151838bc935a391
hexb6d1ce909a6f

201012230003311 has 32 divisors (see below), whose sum is σ = 213147062599680. Its totient is φ = 189191413547136.

The previous prime is 201012230003309. The next prime is 201012230003339. The reversal of 201012230003311 is 113300032210102.

It is a cyclic number.

It is not a de Polignac number, because 201012230003311 - 21 = 201012230003309 is a prime.

It is a super-2 number, since 2×2010122300033112 (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201012230603311) 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, 181862550 + ... + 182964508.

It is an arithmetic number, because the mean of its divisors is an integer number (6660845706240).

Almost surely, 2201012230003311 is an apocalyptic number.

201012230003311 is a deficient number, since it is larger than the sum of its proper divisors (12134832596369).

201012230003311 is a wasteful number, since it uses less digits than its factorization.

201012230003311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102623.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 201012230003311 its reverse (113300032210102), we get a palindrome (314312262213413).

The spelling of 201012230003311 in words is "two hundred one trillion, twelve billion, two hundred thirty million, three thousand, three hundred eleven".

Divisors: 1 23 127 197 317 2921 4531 7291 25019 40259 62449 575437 925957 1101959 1436327 7931023 25345057 139948793 182413529 217085923 349321003 3218822239 4992976229 8034383069 27569912221 44363767381 68816237591 634107981083 1020366649763 1582773464593 8739662174057 201012230003311