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10211200211091 = 311584415294747
BaseRepresentation
bin1001010010010111101011…
…1101100001100010010011
31100011011220002200121112210
42110211322331201202103
52314300014223223331
633414543254323203
72102510026461045
oct224457275414223
940134802617483
1010211200211091
11328760034a620
12118abba359503
13590bb1a01429
14274320919a95
1512a93b803446
hex9497af61893

10211200211091 has 16 divisors (see below), whose sum is σ = 14852911805568. Its totient is φ = 6188499124800.

The previous prime is 10211200211077. The next prime is 10211200211117. The reversal of 10211200211091 is 19011200211201.

10211200211091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10211200211091 - 26 = 10211200211027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10211200212091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 718821 + ... + 4575926.

It is an arithmetic number, because the mean of its divisors is an integer number (928306987848).

Almost surely, 210211200211091 is an apocalyptic number.

10211200211091 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10211200211091 is a deficient number, since it is larger than the sum of its proper divisors (4641711594477).

10211200211091 is a wasteful number, since it uses less digits than its factorization.

10211200211091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5353202.

The product of its (nonzero) digits is 72, while the sum is 21.

Adding to 10211200211091 its reverse (19011200211201), we get a palindrome (29222400422292).

The spelling of 10211200211091 in words is "ten trillion, two hundred eleven billion, two hundred million, two hundred eleven thousand, ninety-one".

Divisors: 1 3 11 33 58441 175323 642851 1928553 5294747 15884241 58242217 174726651 309430309427 928290928281 3403733403697 10211200211091