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131123234110 = 25111192029401
BaseRepresentation
bin111101000011110001…
…1011100010100111110
3110112110012111110011011
41322013203130110332
54122020021442420
6140123121545434
712321233046241
oct1720743342476
9415405443134
10131123234110
1150677713590
12214b4aa527a
13c4987cb9bb
1464bc735258
15362678895a
hex1e878dc53e

131123234110 has 16 divisors (see below), whose sum is σ = 257478350832. Its totient is φ = 47681176000.

The previous prime is 131123234107. The next prime is 131123234111. The reversal of 131123234110 is 11432321131.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131123234111) 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, 596014591 + ... + 596014810.

It is an arithmetic number, because the mean of its divisors is an integer number (16092396927).

Almost surely, 2131123234110 is an apocalyptic number.

131123234110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131123234110 is a deficient number, since it is larger than the sum of its proper divisors (126355116722).

131123234110 is a wasteful number, since it uses less digits than its factorization.

131123234110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1192029419.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 131123234110 its reverse (11432321131), we get a palindrome (142555555241).

The spelling of 131123234110 in words is "one hundred thirty-one billion, one hundred twenty-three million, two hundred thirty-four thousand, one hundred ten".

Divisors: 1 2 5 10 11 22 55 110 1192029401 2384058802 5960147005 11920294010 13112323411 26224646822 65561617055 131123234110