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20020022202068 = 2272343722953279
BaseRepresentation
bin1001000110101010001100…
…10011111100111011010100
32121212220011202202202102022
410203111012103330323110
510111002001140431233
6110325023215232312
74134253545645560
oct443250623747324
977786152682368
1020020022202068
116419497680879
1222b4020b18698
13b22b59463195
144d2d8d4826a0
1524ab77a3a398
hex1235464fced4

20020022202068 has 48 divisors (see below), whose sum is σ = 42752565166080. Its totient is φ = 8016105946464.

The previous prime is 20020022202067. The next prime is 20020022202149. The reversal of 20020022202068 is 86020222002002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20020022202067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 361448948 + ... + 361504331.

It is an arithmetic number, because the mean of its divisors is an integer number (890678440960).

Almost surely, 220020022202068 is an apocalyptic number.

20020022202068 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

20020022202068 is an abundant number, since it is smaller than the sum of its proper divisors (22732542964012).

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

20020022202068 is a wasteful number, since it uses less digits than its factorization.

20020022202068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722953356 (or 722953354 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

The spelling of 20020022202068 in words is "twenty trillion, twenty billion, twenty-two million, two hundred two thousand, sixty-eight".

Divisors: 1 2 4 7 14 23 28 43 46 86 92 161 172 301 322 602 644 989 1204 1978 3956 6923 13846 27692 722953279 1445906558 2891813116 5060672953 10121345906 16627925417 20242691812 31086990997 33255850834 62173981994 66511701668 116395477919 124347963988 217608936979 232790955838 435217873958 465581911676 715000792931 870435747916 1430001585862 2860003171724 5005005550517 10010011101034 20020022202068