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122313201 = 3313130259
BaseRepresentation
bin1110100101001…
…01100111110001
322112011011011120
413102211213301
5222303010301
620045332453
73013434153
oct722454761
9275134146
10122313201
116305179a
1234b67129
131c456a9a
141235cad3
15ab10e36
hex74a59f1

122313201 has 8 divisors (see below), whose sum is σ = 163606560. Its totient is φ = 81280992.

The previous prime is 122313193. The next prime is 122313211. The reversal of 122313201 is 102313221.

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

It is not a de Polignac number, because 122313201 - 23 = 122313193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122313211) 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, 64191 + ... + 66068.

It is an arithmetic number, because the mean of its divisors is an integer number (20450820).

Almost surely, 2122313201 is an apocalyptic number.

It is an amenable number.

122313201 is a deficient number, since it is larger than the sum of its proper divisors (41293359).

122313201 is a wasteful number, since it uses less digits than its factorization.

122313201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130575.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 122313201 is about 11059.5298724675. The cubic root of 122313201 is about 496.3916232105.

Adding to 122313201 its reverse (102313221), we get a palindrome (224626422).

The spelling of 122313201 in words is "one hundred twenty-two million, three hundred thirteen thousand, two hundred one".

Divisors: 1 3 313 939 130259 390777 40771067 122313201