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20102002210202 = 2111785151186341
BaseRepresentation
bin1001001001000010111001…
…01100110111010110011010
32122011201210002121122221212
410210201130230313112122
510113322400031211302
6110430422103303122
74143215232345623
oct444413454672632
978151702548855
1020102002210202
11645023620a310
122307a9ba4aaa2
13b2a7c2862833
144d6d29190a4a
1524cd74c6d052
hex12485cb3759a

20102002210202 has 16 divisors (see below), whose sum is σ = 32896028785824. Its totient is φ = 9136761690000.

The previous prime is 20102002210201. The next prime is 20102002210219. The reversal of 20102002210202 is 20201220020102.

It is not an unprimeable number, because it can be changed into a prime (20102002210201) 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, 25200449 + ... + 25985892.

It is an arithmetic number, because the mean of its divisors is an integer number (2056001799114).

Almost surely, 220102002210202 is an apocalyptic number.

20102002210202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20102002210202 is a deficient number, since it is larger than the sum of its proper divisors (12794026575622).

20102002210202 is a wasteful number, since it uses less digits than its factorization.

20102002210202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51204205.

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

Adding to 20102002210202 its reverse (20201220020102), we get a palindrome (40303222230304).

The spelling of 20102002210202 in words is "twenty trillion, one hundred two billion, two million, two hundred ten thousand, two hundred two".

Divisors: 1 2 11 22 17851 35702 196361 392722 51186341 102372682 563049751 1126099502 913727373191 1827454746382 10051001105101 20102002210202