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20102002212200 = 2352820031225687
BaseRepresentation
bin1001001001000010111001…
…01100110111110101101000
32122011201210002121202200212
410210201130230313311220
510113322400031242300
6110430422103320252
74143215232354506
oct444413454676550
978151702552625
1020102002212200
116450236210867
122307a9ba50088
13b2a7c286370c
144d6d29191676
1524cd74c6d935
hex12485cb37d68

20102002212200 has 48 divisors (see below), whose sum is σ = 46737763219680. Its totient is φ = 8040696269760.

The previous prime is 20102002212197. The next prime is 20102002212251. The reversal of 20102002212200 is 221220020102.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15787757 + ... + 17013443.

It is an arithmetic number, because the mean of its divisors is an integer number (973703400410).

Almost surely, 220102002212200 is an apocalyptic number.

20102002212200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20102002212200 is an abundant number, since it is smaller than the sum of its proper divisors (26635761007480).

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

20102002212200 is a wasteful number, since it uses less digits than its factorization.

20102002212200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1307706 (or 1307697 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 20102002212200 its reverse (221220020102), we get a palindrome (20323222232302).

The spelling of 20102002212200 in words is "twenty trillion, one hundred two billion, two million, two hundred twelve thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 82003 164006 328012 410015 656024 820030 1225687 1640060 2050075 2451374 3280120 4100150 4902748 6128435 8200300 9805496 12256870 16400600 24513740 30642175 49027480 61284350 122568700 245137400 100510011061 201020022122 402040044244 502550055305 804080088488 1005100110610 2010200221220 2512750276525 4020400442440 5025500553050 10051001106100 20102002212200