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102100010110220 = 225171324212267723
BaseRepresentation
bin10111001101110000000010…
…110101011000110100001100
3111101111122222020211101010002
4113031300002311120310030
5101340301310042011340
61001052032551303432
730335324300434553
oct2715600265306414
9441448866741102
10102100010110220
112a594409a69011
12b54b7ba97ab78
1344c7cb3319815
141b2d949bd4d9a
15bc0cc7832715
hex5cdc02d58d0c

102100010110220 has 48 divisors (see below), whose sum is σ = 227024189931168. Its totient is φ = 38437343646720.

The previous prime is 102100010110051. The next prime is 102100010110261. The reversal of 102100010110220 is 22011010001201.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43889279 + ... + 46157001.

It is an arithmetic number, because the mean of its divisors is an integer number (4729670623566).

Almost surely, 2102100010110220 is an apocalyptic number.

102100010110220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102100010110220 is an abundant number, since it is smaller than the sum of its proper divisors (124924179820948).

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

102100010110220 is a wasteful number, since it uses less digits than its factorization.

102100010110220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2400170 (or 2400168 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 102100010110220 its reverse (22011010001201), we get a palindrome (124111020111421).

The spelling of 102100010110220 in words is "one hundred two trillion, one hundred billion, ten million, one hundred ten thousand, two hundred twenty".

Divisors: 1 2 4 5 10 17 20 34 68 85 170 340 132421 264842 529684 662105 1324210 2251157 2267723 2648420 4502314 4535446 9004628 9070892 11255785 11338615 22511570 22677230 38551291 45023140 45354460 77102582 154205164 192756455 385512910 771025820 300294147383 600588294766 1201176589532 1501470736915 3002941473830 5105000505511 6005882947660 10210001011022 20420002022044 25525002527555 51050005055110 102100010110220