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124441110211 = 1111312828201
BaseRepresentation
bin111001111100101000…
…1001010011011000011
3102220012111220101101211
41303321101022123003
54014323411011321
6133100100510551
711663523661405
oct1637121123303
9386174811354
10124441110211
1148858842a40
122014b0ab457
13b972312332
1460470c2b75
153384d100e1
hex1cf944a6c3

124441110211 has 4 divisors (see below), whose sum is σ = 135753938424. Its totient is φ = 113128282000.

The previous prime is 124441110197. The next prime is 124441110251. The reversal of 124441110211 is 112011144421.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 112011144421 = 1110182831311.

It is a cyclic number.

It is not a de Polignac number, because 124441110211 - 25 = 124441110179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (124441110251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5656414090 + ... + 5656414111.

It is an arithmetic number, because the mean of its divisors is an integer number (33938484606).

Almost surely, 2124441110211 is an apocalyptic number.

124441110211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

124441110211 is a deficient number, since it is larger than the sum of its proper divisors (11312828213).

124441110211 is a wasteful number, since it uses less digits than its factorization.

124441110211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11312828212.

The product of its (nonzero) digits is 256, while the sum is 22.

Adding to 124441110211 its reverse (112011144421), we get a palindrome (236452254632).

The spelling of 124441110211 in words is "one hundred twenty-four billion, four hundred forty-one million, one hundred ten thousand, two hundred eleven".

Divisors: 1 11 11312828201 124441110211