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20020102100110 = 257438577761023
BaseRepresentation
bin1001000110101010010110…
…00100101111010010001110
32121212220101100002222221001
410203111023010233102032
510111002132114200420
6110325035151530514
74134255536035510
oct443251304572216
977786340088831
1020020102100110
116419528792412
1222b4043829a3a
13b22b6cb89028
144d2d99d1dbb0
1524ab7ea6db0a
hex12354b12f48e

20020102100110 has 64 divisors (see below), whose sum is σ = 42191161638912. Its totient is φ = 6696582310656.

The previous prime is 20020102100099. The next prime is 20020102100137. The reversal of 20020102100110 is 1100120102002.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1300942 + ... + 6460081.

It is an arithmetic number, because the mean of its divisors is an integer number (659236900608).

Almost surely, 220020102100110 is an apocalyptic number.

20020102100110 is an abundant number, since it is smaller than the sum of its proper divisors (22171059538802).

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

20020102100110 is a wasteful number, since it uses less digits than its factorization.

20020102100110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7761937.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 20020102100110 its reverse (1100120102002), we get a palindrome (21120222202112).

The spelling of 20020102100110 in words is "twenty trillion, twenty billion, one hundred two million, one hundred thousand, one hundred ten".

Divisors: 1 2 5 7 10 14 35 43 70 86 215 301 430 602 857 1505 1714 3010 4285 5999 8570 11998 29995 36851 59990 73702 184255 257957 368510 515914 1289785 2579570 7761023 15522046 38805115 54327161 77610230 108654322 271635805 333723989 543271610 667447978 1668619945 2336067923 3337239890 4672135846 6651196711 11680339615 13302393422 23360679230 33255983555 46558376977 66511967110 93116753954 232791884885 286001458573 465583769770 572002917146 1430007292865 2002010210011 2860014585730 4004020420022 10010051050055 20020102100110