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10211102011 = 112340360087
BaseRepresentation
bin10011000001010000…
…10000110100111011
3222100121222201122101
421200220100310323
5131403020231021
64405123204231
7511016635465
oct114050206473
928317881571
1010211102011
11436a9a0090
121b8b816677
13c69660ac6
146cc1d5135
153eb6aba91
hex260a10d3b

10211102011 has 8 divisors (see below), whose sum is σ = 11623705344. Its totient is φ = 8879218920.

The previous prime is 10211101949. The next prime is 10211102017. The reversal of 10211102011 is 11020111201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10211102011 - 27 = 10211101883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10211102017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20179791 + ... + 20180296.

It is an arithmetic number, because the mean of its divisors is an integer number (1452963168).

Almost surely, 210211102011 is an apocalyptic number.

10211102011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10211102011 is a deficient number, since it is larger than the sum of its proper divisors (1412603333).

10211102011 is a wasteful number, since it uses less digits than its factorization.

10211102011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40360121.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 10211102011 its reverse (11020111201), we get a palindrome (21231213212).

The spelling of 10211102011 in words is "ten billion, two hundred eleven million, one hundred two thousand, eleven".

Divisors: 1 11 23 253 40360087 443960957 928282001 10211102011