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100123410211 = 11191087440717
BaseRepresentation
bin101110100111111010…
…0011111111100100011
3100120102202212020020021
41131033310133330203
53120023043111321
6113555052054311
710143102642016
oct1351764377443
9316382766207
10100123410211
113950a067010
12174a3164397
13959825b936
144bbb5c737d
15290eeb5941
hex174fd1ff23

100123410211 has 16 divisors (see below), whose sum is σ = 115080284160. Its totient is φ = 86151163680.

The previous prime is 100123410209. The next prime is 100123410229. The reversal of 100123410211 is 112014321001.

It is a cyclic number.

It is not a de Polignac number, because 100123410211 - 21 = 100123410209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100123410271) 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, 6825 + ... + 447541.

It is an arithmetic number, because the mean of its divisors is an integer number (7192517760).

Almost surely, 2100123410211 is an apocalyptic number.

100123410211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

100123410211 is a deficient number, since it is larger than the sum of its proper divisors (14956873949).

100123410211 is a wasteful number, since it uses less digits than its factorization.

100123410211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441834.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 100123410211 its reverse (112014321001), we get a palindrome (212137731212).

The spelling of 100123410211 in words is "one hundred billion, one hundred twenty-three million, four hundred ten thousand, two hundred eleven".

Divisors: 1 11 19 209 1087 11957 20653 227183 440717 4847887 8373623 92109853 479059379 5269653169 9102128201 100123410211