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122212321134 = 2333161536919
BaseRepresentation
bin111000111010001101…
…1000000011101101110
3102200110012001011120020
41301310123000131232
54000242323234014
6132051002103010
711554351406151
oct1616433003556
9380405034506
10122212321134
114791473a7a2
121b8287aaa66
13b6a8640c27
145cb50adc98
1532a43081a9
hex1c746c076e

122212321134 has 16 divisors (see below), whose sum is σ = 245163089280. Its totient is φ = 40614365880.

The previous prime is 122212321051. The next prime is 122212321141. The reversal of 122212321134 is 431123212221.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30766474 + ... + 30770445.

It is an arithmetic number, because the mean of its divisors is an integer number (15322693080).

Almost surely, 2122212321134 is an apocalyptic number.

122212321134 is an abundant number, since it is smaller than the sum of its proper divisors (122950768146).

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

122212321134 is a wasteful number, since it uses less digits than its factorization.

122212321134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61537255.

The product of its digits is 1152, while the sum is 24.

Adding to 122212321134 its reverse (431123212221), we get a palindrome (553335533355).

The spelling of 122212321134 in words is "one hundred twenty-two billion, two hundred twelve million, three hundred twenty-one thousand, one hundred thirty-four".

Divisors: 1 2 3 6 331 662 993 1986 61536919 123073838 184610757 369221514 20368720189 40737440378 61106160567 122212321134