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10212202201 = 19951317599
BaseRepresentation
bin10011000001011000…
…11101011011011001
3222100201001121211011
421200230131123121
5131403310432301
64405202533521
7511032200155
oct114054353331
928321047734
1010212202201
114370581733
121b900672a1
13c699577c6
146cc400065
153eb827a51
hex260b1d6d9

10212202201 has 4 divisors (see below), whose sum is σ = 10263520000. Its totient is φ = 10160884404.

The previous prime is 10212202181. The next prime is 10212202229. The reversal of 10212202201 is 10220221201.

It is a happy number.

10212202201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10220221201 = 19537906379.

It is a cyclic number.

It is not a de Polignac number, because 10212202201 - 211 = 10212200153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10212202271) 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 3 ways as a sum of consecutive naturals, for example, 25658601 + ... + 25658998.

It is an arithmetic number, because the mean of its divisors is an integer number (2565880000).

Almost surely, 210212202201 is an apocalyptic number.

It is an amenable number.

10212202201 is a deficient number, since it is larger than the sum of its proper divisors (51317799).

10212202201 is an equidigital number, since it uses as much as digits as its factorization.

10212202201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51317798.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 10212202201 its reverse (10220221201), we get a palindrome (20432423402).

The spelling of 10212202201 in words is "ten billion, two hundred twelve million, two hundred two thousand, two hundred one".

Divisors: 1 199 51317599 10212202201