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122969205132 = 22319539338619
BaseRepresentation
bin111001010000110001…
…0010010100110001100
3102202101221020212012220
41302201202102212030
54003320104031012
6132254040455340
711612201666064
oct1624142224614
9382357225186
10122969205132
1148172a01964
121b9ba17a550
13b7993a8b97
145d478143a4
1532ea9b508c
hex1ca189298c

122969205132 has 24 divisors (see below), whose sum is σ = 302029627200. Its totient is φ = 38832380496.

The previous prime is 122969205119. The next prime is 122969205133. The reversal of 122969205132 is 231502969221.

It is not an unprimeable number, because it can be changed into a prime (122969205133) 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, 269669082 + ... + 269669537.

It is an arithmetic number, because the mean of its divisors is an integer number (12584567800).

Almost surely, 2122969205132 is an apocalyptic number.

122969205132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122969205132 is an abundant number, since it is smaller than the sum of its proper divisors (179060422068).

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

122969205132 is a wasteful number, since it uses less digits than its factorization.

122969205132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539338645 (or 539338643 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 42.

The spelling of 122969205132 in words is "one hundred twenty-two billion, nine hundred sixty-nine million, two hundred five thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 12 19 38 57 76 114 228 539338619 1078677238 1618015857 2157354476 3236031714 6472063428 10247433761 20494867522 30742301283 40989735044 61484602566 122969205132