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10012130423 = 41244198303
BaseRepresentation
bin10010101001100010…
…01111110001110111
3221211202120220221022
421110301033301313
5131001101133143
64333254411355
7503052463421
oct112461176167
927752526838
1010012130423
11427864a859
121b35060b5b
13c37376939
146ad9dd811
153d8ea7268
hex254c4fc77

10012130423 has 4 divisors (see below), whose sum is σ = 10256328768. Its totient is φ = 9767932080.

The previous prime is 10012130411. The next prime is 10012130441. The reversal of 10012130423 is 32403121001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32403121001 = 33931954971.

It is a cyclic number.

It is not a de Polignac number, because 10012130423 - 210 = 10012129399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10012130923) 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, 122099111 + ... + 122099192.

It is an arithmetic number, because the mean of its divisors is an integer number (2564082192).

Almost surely, 210012130423 is an apocalyptic number.

10012130423 is a deficient number, since it is larger than the sum of its proper divisors (244198345).

10012130423 is an equidigital number, since it uses as much as digits as its factorization.

10012130423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244198344.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 10012130423 its reverse (32403121001), we get a palindrome (42415251424).

The spelling of 10012130423 in words is "ten billion, twelve million, one hundred thirty thousand, four hundred twenty-three".

Divisors: 1 41 244198303 10012130423