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122313023 = 797180137
BaseRepresentation
bin1110100101001…
…01100100111111
322112011010220222
413102211210333
5222303004043
620045331555
73013433510
oct722454477
9275133828
10122313023
1163051648
1234b66bbb
131c456991
141235ca07
15ab10d68
hex74a593f

122313023 has 8 divisors (see below), whose sum is σ = 141228192. Its totient is φ = 103758336.

The previous prime is 122313019. The next prime is 122313031. The reversal of 122313023 is 320313221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 122313023 - 22 = 122313019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122312992 and 122313010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122313923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89390 + ... + 90747.

It is an arithmetic number, because the mean of its divisors is an integer number (17653524).

Almost surely, 2122313023 is an apocalyptic number.

122313023 is a deficient number, since it is larger than the sum of its proper divisors (18915169).

122313023 is an equidigital number, since it uses as much as digits as its factorization.

122313023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180241.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 122313023 is about 11059.5218251062. The cubic root of 122313023 is about 496.3913824140.

Adding to 122313023 its reverse (320313221), we get a palindrome (442626244).

The spelling of 122313023 in words is "one hundred twenty-two million, three hundred thirteen thousand, twenty-three".

Divisors: 1 7 97 679 180137 1260959 17473289 122313023