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110323121 = 555719853
BaseRepresentation
bin1101001001101…
…10010110110001
321200120222212112
412210312112301
5211220314441
614540335105
72506505516
oct644662661
9250528775
10110323121
1157302437
1230b44495
1319b1946c
141091b30d
159a434eb
hex69365b1

110323121 has 4 divisors (see below), whose sum is σ = 110348532. Its totient is φ = 110297712.

The previous prime is 110323069. The next prime is 110323153. The reversal of 110323121 is 121323011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 121323011 = 947128113.

It can be written as a sum of positive squares in 2 ways, for example, as 64625521 + 45697600 = 8039^2 + 6760^2 .

It is a cyclic number.

It is not a de Polignac number, because 110323121 - 214 = 110306737 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 110323096 and 110323105.

It is not an unprimeable number, because it can be changed into a prime (110323181) 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, 4370 + ... + 15483.

It is an arithmetic number, because the mean of its divisors is an integer number (27587133).

Almost surely, 2110323121 is an apocalyptic number.

It is an amenable number.

110323121 is a deficient number, since it is larger than the sum of its proper divisors (25411).

110323121 is an equidigital number, since it uses as much as digits as its factorization.

110323121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25410.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 110323121 is about 10503.4813752394. The cubic root of 110323121 is about 479.6106811334.

Adding to 110323121 its reverse (121323011), we get a palindrome (231646132).

The spelling of 110323121 in words is "one hundred ten million, three hundred twenty-three thousand, one hundred twenty-one".

Divisors: 1 5557 19853 110323121