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101112211101 = 311291012234691
BaseRepresentation
bin101111000101011000…
…0011110011010011101
3100122222200110112001110
41132022300132122131
53124034211223401
6114241133332233
710206440420316
oct1361260363235
9318880415043
10101112211101
1139977230830
121771a337079
1396c5077515
144c72a5b60d
15296bbd39d6
hex178ac1e69d

101112211101 has 64 divisors (see below), whose sum is σ = 154372055040. Its totient is φ = 58306080000.

The previous prime is 101112211027. The next prime is 101112211117.

101112211101 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 101112211101 - 210 = 101112210077 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101112211301) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 21552166 + ... + 21556856.

It is an arithmetic number, because the mean of its divisors is an integer number (2412063360).

Almost surely, 2101112211101 is an apocalyptic number.

101112211101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

101112211101 is a deficient number, since it is larger than the sum of its proper divisors (53259843939).

101112211101 is a wasteful number, since it uses less digits than its factorization.

101112211101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5058.

The product of its (nonzero) digits is 4, while the sum is 12.

It can be divided in two parts, 101112 and 211101, that multiplied together give a palindrome (21344844312).

The spelling of 101112211101 in words is "one hundred one billion, one hundred twelve million, two hundred eleven thousand, one hundred one".

Divisors: 1 3 11 29 33 87 101 223 303 319 669 957 1111 2453 2929 3333 4691 6467 7359 8787 14073 19401 22523 32219 51601 67569 71137 96657 136039 154803 213411 247753 408117 473791 653167 743259 1046093 1421373 1496429 1959501 3138279 4489287 5211701 7184837 11507023 13739939 15635103 21554511 30336697 34521069 41219817 91010091 105655393 151139329 316966179 333703667 453417987 1001111001 1162209323 3064006397 3486627969 9192019191 33704070367 101112211101