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112012100023 = 263425901521
BaseRepresentation
bin110100001010001110…
…0010000000110110111
3101201010022112020201011
41220110130100012313
53313400044200043
6123242504013051
711043523066165
oct1502434200667
9351108466634
10112012100023
114355aa0169a
1219860761187
13a74131c935
1455c850c235
152da8a9a59d
hex1a147101b7

112012100023 has 4 divisors (see below), whose sum is σ = 112438001808. Its totient is φ = 111586198240.

The previous prime is 112012100021. The next prime is 112012100033. The reversal of 112012100023 is 320001210211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 320001210211 = 1613198388847.

It is a cyclic number.

It is not a de Polignac number, because 112012100023 - 21 = 112012100021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112012099976 and 112012100012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112012100021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212950498 + ... + 212951023.

It is an arithmetic number, because the mean of its divisors is an integer number (28109500452).

Almost surely, 2112012100023 is an apocalyptic number.

112012100023 is a deficient number, since it is larger than the sum of its proper divisors (425901785).

112012100023 is an equidigital number, since it uses as much as digits as its factorization.

112012100023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425901784.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 112012100023 its reverse (320001210211), we get a palindrome (432013310234).

The spelling of 112012100023 in words is "one hundred twelve billion, twelve million, one hundred thousand, twenty-three".

Divisors: 1 263 425901521 112012100023