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122313122223 = 3103503786949
BaseRepresentation
bin111000111101001101…
…1100010000110101111
3102200201012201101122220
41301322123202012233
54000444124402343
6132105002410423
711560014245655
oct1617233420657
9380635641586
10122313122223
1147966629086
121b856500a13
13b6c34a5246
145cc462cdd5
1532ad0ba183
hex1c7a6e21af

122313122223 has 16 divisors (see below), whose sum is σ = 164995084800. Its totient is φ = 80589770784.

The previous prime is 122313122167. The next prime is 122313122291. The reversal of 122313122223 is 322221313221.

It is not a de Polignac number, because 122313122223 - 214 = 122313105839 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122313122193 and 122313122202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122313122293) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 238048 + ... + 548901.

It is an arithmetic number, because the mean of its divisors is an integer number (10312192800).

Almost surely, 2122313122223 is an apocalyptic number.

122313122223 is a deficient number, since it is larger than the sum of its proper divisors (42681962577).

122313122223 is a wasteful number, since it uses less digits than its factorization.

122313122223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 787558.

The product of its digits is 1728, while the sum is 24.

Adding to 122313122223 its reverse (322221313221), we get a palindrome (444534435444).

The spelling of 122313122223 in words is "one hundred twenty-two billion, three hundred thirteen million, one hundred twenty-two thousand, two hundred twenty-three".

Divisors: 1 3 103 309 503 1509 51809 155427 786949 2360847 81055747 243167241 395835347 1187506041 40771040741 122313122223