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122310201 = 31321912697
BaseRepresentation
bin1110100101001…
…00111000111001
322112011000001110
413102210320321
5222302411301
620045310533
73013422336
oct722447071
9275130043
10122310201
116304a512
1234b65449
131c455600
141235b98d
15ab100d6
hex74a4e39

122310201 has 24 divisors (see below), whose sum is σ = 185898720. Its totient is φ = 71300736.

The previous prime is 122310193. The next prime is 122310217. The reversal of 122310201 is 102013221.

It is not a de Polignac number, because 122310201 - 23 = 122310193 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122310241) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3285 + ... + 15981.

It is an arithmetic number, because the mean of its divisors is an integer number (7745780).

Almost surely, 2122310201 is an apocalyptic number.

It is an amenable number.

122310201 is a deficient number, since it is larger than the sum of its proper divisors (63588519).

122310201 is a wasteful number, since it uses less digits than its factorization.

122310201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12745 (or 12732 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 122310201 is about 11059.3942420008. The cubic root of 122310201 is about 496.3875648122.

Adding to 122310201 its reverse (102013221), we get a palindrome (224323422).

The spelling of 122310201 in words is "one hundred twenty-two million, three hundred ten thousand, two hundred one".

Divisors: 1 3 13 19 39 57 169 247 507 741 3211 9633 12697 38091 165061 241243 495183 723729 2145793 3136159 6437379 9408477 40770067 122310201