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122232231132 = 22311926001751
BaseRepresentation
bin111000111010110011…
…0111101010011011100
3102200111120111200221120
41301311212331103130
54000312422344012
6132052552530540
711555012551614
oct1616546752334
9380446450846
10122232231132
11479249a9440
121b8333b0a50
13b6ac7c23ab
145cb79b3a44
1532a5e3c58c
hex1c759bd4dc

122232231132 has 24 divisors (see below), whose sum is σ = 311136588672. Its totient is φ = 37040070000.

The previous prime is 122232231073. The next prime is 122232231133. The reversal of 122232231132 is 231132232221.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122232231133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 463000744 + ... + 463001007.

It is an arithmetic number, because the mean of its divisors is an integer number (12964024528).

Almost surely, 2122232231132 is an apocalyptic number.

122232231132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122232231132 is an abundant number, since it is smaller than the sum of its proper divisors (188904357540).

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

122232231132 is a wasteful number, since it uses less digits than its factorization.

122232231132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 926001769 (or 926001767 counting only the distinct ones).

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

Adding to 122232231132 its reverse (231132232221), we get a palindrome (353364463353).

The spelling of 122232231132 in words is "one hundred twenty-two billion, two hundred thirty-two million, two hundred thirty-one thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 926001751 1852003502 2778005253 3704007004 5556010506 10186019261 11112021012 20372038522 30558057783 40744077044 61116115566 122232231132