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122022132212 = 22173347547929
BaseRepresentation
bin111000110100100010…
…1011111100111110100
3102122221221011120102002
41301221011133213310
53444400131212322
6132020045434432
711546552003411
oct1615105374764
9378857146362
10122022132212
1147827348a72
121b794b6ba18
13b6781104c6
145c97b23108
15329278ac92
hex1c6915f9f4

122022132212 has 48 divisors (see below), whose sum is σ = 216018048960. Its totient is φ = 60308032512.

The previous prime is 122022132173. The next prime is 122022132229. The reversal of 122022132212 is 212231220221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131347364 + ... + 131348292.

It is an arithmetic number, because the mean of its divisors is an integer number (4500376020).

Almost surely, 2122022132212 is an apocalyptic number.

It is an amenable number.

122022132212 is a deficient number, since it is larger than the sum of its proper divisors (93995916748).

122022132212 is a wasteful number, since it uses less digits than its factorization.

122022132212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2000 (or 1998 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 122022132212 its reverse (212231220221), we get a palindrome (334253352433).

The spelling of 122022132212 in words is "one hundred twenty-two billion, twenty-two million, one hundred thirty-two thousand, two hundred twelve".

Divisors: 1 2 4 173 346 347 547 692 694 929 1094 1388 1858 2188 3716 60031 94631 120062 160717 189262 189809 240124 321434 322363 378524 379618 508163 642868 644726 759236 1016326 1289452 2032652 32836957 55768799 65673914 87912199 111537598 131347828 175824398 176332561 223075196 351648796 352665122 705330244 30505533053 61011066106 122022132212