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20102020122201 = 327889124026137
BaseRepresentation
bin1001001001000010111011…
…10001001100011001011001
32122011201211100022200121020
410210201131301030121121
510113322414122402301
6110430423543233053
74143215540530323
oct444413561143131
978151740280536
1020102020122201
116450245333916
122307aa5a48789
13b2a7c6494754
144d6d2b6d4613
1524cd7660a436
hex12485dc4c659

20102020122201 has 8 divisors (see below), whose sum is σ = 26802790716384. Its totient is φ = 13401298138080.

The previous prime is 20102020122137. The next prime is 20102020122251. The reversal of 20102020122201 is 10222102020102.

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

It is not a de Polignac number, because 20102020122201 - 26 = 20102020122137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20102020122251) 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, 11176396 + ... + 12849741.

It is an arithmetic number, because the mean of its divisors is an integer number (3350348839548).

Almost surely, 220102020122201 is an apocalyptic number.

It is an amenable number.

20102020122201 is a deficient number, since it is larger than the sum of its proper divisors (6700770594183).

20102020122201 is a wasteful number, since it uses less digits than its factorization.

20102020122201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24305031.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 20102020122201 its reverse (10222102020102), we get a palindrome (30324122142303).

The spelling of 20102020122201 in words is "twenty trillion, one hundred two billion, twenty million, one hundred twenty-two thousand, two hundred one".

Divisors: 1 3 278891 836673 24026137 72078411 6700673374067 20102020122201