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122020352223 = 37112617011123
BaseRepresentation
bin111000110100011111…
…0101101000011011111
3102122221210211010201120
41301220332231003133
53444344202232343
6132015543342023
711546530611060
oct1615076550337
9378853733646
10122020352223
1147826342700
121b794451913
13b677939263
145c977bc567
153292538683
hex1c68fad0df

122020352223 has 96 divisors (see below), whose sum is σ = 208207673856. Its totient is φ = 62203680000.

The previous prime is 122020352213. The next prime is 122020352231. The reversal of 122020352223 is 322253020221.

It is a happy number.

It is not a de Polignac number, because 122020352223 - 28 = 122020351967 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122020352193 and 122020352202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122020352203) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 108655140 + ... + 108656262.

It is an arithmetic number, because the mean of its divisors is an integer number (2168829936).

Almost surely, 2122020352223 is an apocalyptic number.

122020352223 is a deficient number, since it is larger than the sum of its proper divisors (86187321633).

122020352223 is a wasteful number, since it uses less digits than its factorization.

122020352223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1917 (or 1906 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

Adding to 122020352223 its reverse (322253020221), we get a palindrome (444273372444).

The spelling of 122020352223 in words is "one hundred twenty-two billion, twenty million, three hundred fifty-two thousand, two hundred twenty-three".

Divisors: 1 3 7 11 21 33 61 77 121 183 231 363 427 671 701 847 1123 1281 2013 2103 2541 3369 4697 4907 7381 7711 7861 12353 14091 14721 22143 23133 23583 37059 42761 51667 53977 68503 84821 86471 128283 135883 155001 161931 205509 254463 259413 299327 407649 470371 479521 593747 753533 787223 897981 951181 1411113 1438563 1781241 2260599 2361669 2853543 3292597 5174081 5274731 5510561 8288863 8659453 9877791 15522243 15824193 16531683 24866589 25978359 36218567 48020603 58022041 60616171 95253983 108655701 144061809 174066123 181848513 285761949 336144221 528226633 666777881 1008432663 1584679899 2000333643 3697586431 5810492963 11092759293 17431478889 40673450741 122020352223