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21202341041 = 73319150773
BaseRepresentation
bin10011101111110000…
…100000110010110001
32000201121221112002102
4103233300200302301
5321410244403131
613423515430145
71350261632240
oct235760406261
960647845072
1021202341041
118aa0194702
124138755355
131ccb80b83b
141051c64957
158415ba1cb
hex4efc20cb1

21202341041 has 8 divisors (see below), whose sum is σ = 24304455744. Its totient is φ = 18118528560.

The previous prime is 21202341031. The next prime is 21202341047. The reversal of 21202341041 is 14014320212.

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

It is a cyclic number.

It is not a de Polignac number, because 21202341041 - 214 = 21202324657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21202341047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4573070 + ... + 4577703.

It is an arithmetic number, because the mean of its divisors is an integer number (3038056968).

Almost surely, 221202341041 is an apocalyptic number.

It is an amenable number.

21202341041 is a deficient number, since it is larger than the sum of its proper divisors (3102114703).

21202341041 is an equidigital number, since it uses as much as digits as its factorization.

21202341041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9151111.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 21202341041 its reverse (14014320212), we get a palindrome (35216661253).

The spelling of 21202341041 in words is "twenty-one billion, two hundred two million, three hundred forty-one thousand, forty-one".

Divisors: 1 7 331 2317 9150773 64055411 3028905863 21202341041