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10211200212111 = 31031131627317971
BaseRepresentation
bin1001010010010111101011…
…1101100001110010001111
31100011011220002200122221120
42110211322331201302033
52314300014223241421
633414543254332023
72102510026464033
oct224457275416217
940134802618846
1010211200212111
113287600350368
12118abba35a013
13590bb1a01a32
1427432091a1c3
1512a93b8038c6
hex9497af61c8f

10211200212111 has 32 divisors (see below), whose sum is σ = 13870397379072. Its totient is φ = 6680934328320.

The previous prime is 10211200212091. The next prime is 10211200212113. The reversal of 10211200212111 is 11121200211201.

It is a happy number.

It is not a de Polignac number, because 10211200212111 - 227 = 10211065994383 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10211200212113) 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, 568195356 + ... + 568213326.

It is an arithmetic number, because the mean of its divisors is an integer number (433449918096).

Almost surely, 210211200212111 is an apocalyptic number.

10211200212111 is a deficient number, since it is larger than the sum of its proper divisors (3659197166961).

10211200212111 is a wasteful number, since it uses less digits than its factorization.

10211200212111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34463.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 10211200212111 its reverse (11121200211201), we get a palindrome (21332400423312).

The spelling of 10211200212111 in words is "ten trillion, two hundred eleven billion, two hundred million, two hundred twelve thousand, one hundred eleven".

Divisors: 1 3 103 113 309 339 11639 16273 17971 34917 48819 53913 1676119 1838849 1851013 2030723 5028357 5516547 5553039 6092169 189401447 209164469 292442083 568204341 627493407 877326249 30121534549 33045955379 90364603647 99137866137 3403733404037 10211200212111