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112313220001 = 127884356063
BaseRepresentation
bin110100010011001100…
…0111011101110100001
3101201220022010201122221
41220212120323232201
53320004141020001
6123332422031041
711054140422043
oct1504630735641
9351808121587
10112313220001
11436a4980584
1219925578481
13a78b820438
1456164d3a93
152dc522b1a1
hex1a2663bba1

112313220001 has 4 divisors (see below), whose sum is σ = 113197576192. Its totient is φ = 111428863812.

The previous prime is 112313219951. The next prime is 112313220011. The reversal of 112313220001 is 100022313211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 100022313211 = 175883665483.

It is a cyclic number.

It is not a de Polignac number, because 112313220001 - 29 = 112313219489 is a prime.

It is a super-2 number, since 2×1123132200012 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112313220011) 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, 442177905 + ... + 442178158.

It is an arithmetic number, because the mean of its divisors is an integer number (28299394048).

Almost surely, 2112313220001 is an apocalyptic number.

It is an amenable number.

112313220001 is a deficient number, since it is larger than the sum of its proper divisors (884356191).

112313220001 is an equidigital number, since it uses as much as digits as its factorization.

112313220001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 884356190.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 112313220001 its reverse (100022313211), we get a palindrome (212335533212).

The spelling of 112313220001 in words is "one hundred twelve billion, three hundred thirteen million, two hundred twenty thousand, one".

Divisors: 1 127 884356063 112313220001