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201010112111211 = 31367449171329503
BaseRepresentation
bin101101101101000101010000…
…010101000010001001101011
3222100201101020022202221211220
4231231011100111002021223
5202321322202200024321
61551302434245353123
760224333651512404
oct5555052025021153
9870641208687756
10201010112111211
1159058a00a67047
121a665133a087a3
138821231539180
14378cd270549ab
151838b0345b9c6
hexb6d15054226b

201010112111211 has 32 divisors (see below), whose sum is σ = 293590238054400. Its totient is φ = 121580897163264.

The previous prime is 201010112111197. The next prime is 201010112111233. The reversal of 201010112111211 is 112111211010102.

It is not a de Polignac number, because 201010112111211 - 210 = 201010112110187 is a prime.

It is a super-3 number, since 3×2010101121112113 (a number of 44 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (201010112111261) 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, 84491515 + ... + 86837988.

It is an arithmetic number, because the mean of its divisors is an integer number (9174694939200).

Almost surely, 2201010112111211 is an apocalyptic number.

201010112111211 is a deficient number, since it is larger than the sum of its proper divisors (92580125943189).

201010112111211 is a wasteful number, since it uses less digits than its factorization.

201010112111211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171330035.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 201010112111211 its reverse (112111211010102), we get a palindrome (313121323121313).

The spelling of 201010112111211 in words is "two hundred one trillion, ten billion, one hundred twelve million, one hundred eleven thousand, two hundred eleven".

Divisors: 1 3 13 39 67 201 449 871 1347 2613 5837 17511 30083 90249 391079 1173237 171329503 513988509 2227283539 6681850617 11479076701 34437230103 76926946847 149227997113 230780840541 447683991339 1000050309011 3000150927033 5154105438749 15462316316247 67003370703737 201010112111211