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21301032202 = 219560553479
BaseRepresentation
bin10011110101101000…
…111111010100001010
32000222111122112220121
4103311220333110022
5322111031012302
613441403013454
71352600533462
oct236550772412
960874575817
1021301032202
11904097184a
12416580a28a
1320160b4688
141060dd4ba2
1584a0b1e37
hex4f5a3f50a

21301032202 has 8 divisors (see below), whose sum is σ = 33633208800. Its totient is φ = 10089962604.

The previous prime is 21301032167. The next prime is 21301032223. The reversal of 21301032202 is 20223010312.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 280276702 + ... + 280276777.

It is an arithmetic number, because the mean of its divisors is an integer number (4204151100).

Almost surely, 221301032202 is an apocalyptic number.

21301032202 is a deficient number, since it is larger than the sum of its proper divisors (12332176598).

21301032202 is a wasteful number, since it uses less digits than its factorization.

21301032202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560553500.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 21301032202 its reverse (20223010312), we get a palindrome (41524042514).

The spelling of 21301032202 in words is "twenty-one billion, three hundred one million, thirty-two thousand, two hundred two".

Divisors: 1 2 19 38 560553479 1121106958 10650516101 21301032202