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10021320201 = 3103915232111
BaseRepresentation
bin10010101010101000…
…10011011000001001
3221212101212210221110
421111110103120021
5131010424221301
64334223400533
7503223546654
oct112524233011
927771783843
1010021320201
114282857212
121b38153149
13c39243789
146b0d1289b
153d9bc00d6
hex255513609

10021320201 has 16 divisors (see below), whose sum is σ = 13389742080. Its totient is φ = 6666907920.

The previous prime is 10021320173. The next prime is 10021320203. The reversal of 10021320201 is 10202312001.

It is not a de Polignac number, because 10021320201 - 213 = 10021312009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10021320203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4746136 + ... + 4748246.

It is an arithmetic number, because the mean of its divisors is an integer number (836858880).

Almost surely, 210021320201 is an apocalyptic number.

It is an amenable number.

10021320201 is a deficient number, since it is larger than the sum of its proper divisors (3368421879).

10021320201 is a wasteful number, since it uses less digits than its factorization.

10021320201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4676.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 10021320201 its reverse (10202312001), we get a palindrome (20223632202).

The spelling of 10021320201 in words is "ten billion, twenty-one million, three hundred twenty thousand, two hundred one".

Divisors: 1 3 1039 1523 2111 3117 4569 6333 1582397 2193329 3215053 4747191 6579987 9645159 3340440067 10021320201