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122310230 = 2571747289
BaseRepresentation
bin1110100101001…
…00111001010110
322112011000002112
413102210321112
5222302411410
620045311022
73013422410
oct722447126
9275130075
10122310230
116304a539
1234b65472
131c455623
141235b9b0
15ab10105
hex74a4e56

122310230 has 16 divisors (see below), whose sum is σ = 251609760. Its totient is φ = 41934912.

The previous prime is 122310217. The next prime is 122310241. The reversal of 122310230 is 32013221.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 873575 + ... + 873714.

It is an arithmetic number, because the mean of its divisors is an integer number (15725610).

Almost surely, 2122310230 is an apocalyptic number.

122310230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122310230 is an abundant number, since it is smaller than the sum of its proper divisors (129299530).

122310230 is a wasteful number, since it uses less digits than its factorization.

122310230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1747303.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 122310230 is about 11059.3955531033. The cubic root of 122310230 is about 496.3876040437.

Adding to 122310230 its reverse (32013221), we get a palindrome (154323451).

The spelling of 122310230 in words is "one hundred twenty-two million, three hundred ten thousand, two hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 1747289 3494578 8736445 12231023 17472890 24462046 61155115 122310230