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10011212201 = 199225122349
BaseRepresentation
bin10010101001011011…
…01111100110101001
3221211200212021101002
421110231233212221
5131000332242301
64333223004345
7503041620404
oct112455574651
927750767332
1010011212201
1142780829a1
121b348996b5
13c37114a03
146ad840d3b
153d8d7516b
hex254b6f9a9

10011212201 has 8 divisors (see below), whose sum is σ = 10066440000. Its totient is φ = 9956034000.

The previous prime is 10011212179. The next prime is 10011212209. The reversal of 10011212201 is 10221211001.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10011212201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10011212209) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 436775 + ... + 459123.

It is an arithmetic number, because the mean of its divisors is an integer number (1258305000).

Almost surely, 210011212201 is an apocalyptic number.

It is an amenable number.

10011212201 is a deficient number, since it is larger than the sum of its proper divisors (55227799).

10011212201 is a wasteful number, since it uses less digits than its factorization.

10011212201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24799.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10011212201 its reverse (10221211001), we get a palindrome (20232423202).

The spelling of 10011212201 in words is "ten billion, eleven million, two hundred twelve thousand, two hundred one".

Divisors: 1 199 2251 22349 447949 4447451 50307599 10011212201