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122303113 = 271451303
BaseRepresentation
bin1110100101000…
…11001010001001
322112010122022221
413102203022021
5222302144423
620045214041
73013362562
oct722431211
9275118287
10122303113
1163045159
1234b61321
131c45230a
1412359169
15ab0ce5d
hex74a3289

122303113 has 4 divisors (see below), whose sum is σ = 122754688. Its totient is φ = 121851540.

The previous prime is 122303081. The next prime is 122303119. The reversal of 122303113 is 311303221.

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.

It is a cyclic number.

It is not a de Polignac number, because 122303113 - 25 = 122303081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122303119) 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, 225381 + ... + 225922.

It is an arithmetic number, because the mean of its divisors is an integer number (30688672).

Almost surely, 2122303113 is an apocalyptic number.

It is an amenable number.

122303113 is a deficient number, since it is larger than the sum of its proper divisors (451575).

122303113 is an equidigital number, since it uses as much as digits as its factorization.

122303113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451574.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 122303113 is about 11059.0737858105. The cubic root of 122303113 is about 496.3779759063.

Adding to 122303113 its product of nonzero digits (108), we get a palindrome (122303221).

Adding to 122303113 its reverse (311303221), we get a palindrome (433606334).

The spelling of 122303113 in words is "one hundred twenty-two million, three hundred three thousand, one hundred thirteen".

Divisors: 1 271 451303 122303113