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122122322130 = 23516727418893
BaseRepresentation
bin111000110111100001…
…1101100000011010010
3102200012220200202010210
41301233003230003102
54000101303302010
6132034025104550
711552206416324
oct1615703540322
9380186622123
10122122322130
114787895a156
121b802628156
13b692abc593
145ca7163614
15329b47bb20
hex1c6f0ec0d2

122122322130 has 64 divisors (see below), whose sum is σ = 294989361408. Its totient is φ = 32355498240.

The previous prime is 122122322099. The next prime is 122122322131. The reversal of 122122322130 is 31223221221.

It is a junction number, because it is equal to n+sod(n) for n = 122122322097 and 122122322106.

It is not an unprimeable number, because it can be changed into a prime (122122322131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13727964 + ... + 13736856.

It is an arithmetic number, because the mean of its divisors is an integer number (4609208772).

Almost surely, 2122122322130 is an apocalyptic number.

122122322130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122122322130 is an abundant number, since it is smaller than the sum of its proper divisors (172867039278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122122322130 is a wasteful number, since it uses less digits than its factorization.

122122322130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11811.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 122122322130 its reverse (31223221221), we get a palindrome (153345543351).

The spelling of 122122322130 in words is "one hundred twenty-two billion, one hundred twenty-two million, three hundred twenty-two thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 167 334 501 835 1002 1670 2505 2741 5010 5482 8223 8893 13705 16446 17786 26679 27410 41115 44465 53358 82230 88930 133395 266790 457747 915494 1373241 1485131 2288735 2746482 2970262 4455393 4577470 6866205 7425655 8910786 13732410 14851310 22276965 24375713 44553930 48751426 73127139 121878565 146254278 243757130 365635695 731271390 4070744071 8141488142 12212232213 20353720355 24424464426 40707440710 61061161065 122122322130