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20101002010202 = 250147200420783
BaseRepresentation
bin1001001001000001000010…
…00101011001111001011010
32122011122012101120020111102
410210200201011121321122
510113313323003311302
6110430134533431402
74143151365652631
oct444404105317132
978148171506442
1020101002010202
11644a87266a243
122307860a9b562
13b2a693585609
144d6c723d0518
1524cd1704c702
hex124821159e5a

20101002010202 has 8 divisors (see below), whose sum is σ = 30152104428096. Its totient is φ = 10050300534172.

The previous prime is 20101002010171. The next prime is 20101002010217. The reversal of 20101002010202 is 20201020010102.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100110098 + ... + 100310685.

It is an arithmetic number, because the mean of its divisors is an integer number (3769013053512).

Almost surely, 220101002010202 is an apocalyptic number.

20101002010202 is a deficient number, since it is larger than the sum of its proper divisors (10051102417894).

20101002010202 is a wasteful number, since it uses less digits than its factorization.

20101002010202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200470932.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 20101002010202 its reverse (20201020010102), we get a palindrome (40302022020304).

The spelling of 20101002010202 in words is "twenty trillion, one hundred one billion, two million, ten thousand, two hundred two".

Divisors: 1 2 50147 100294 200420783 400841566 10050501005101 20101002010202