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201101432212 = 22109461241817
BaseRepresentation
bin1011101101001010010…
…1000101010110010100
3201020002002211020110001
42323102211011112110
511243323431312322
6232215033341044
720346323653432
oct2732245052624
9636062736401
10201101432212
117831757455a
1232b84567784
1315c6b581a05
149a3a4b3d52
15536eede827
hex2ed2945594

201101432212 has 12 divisors (see below), whose sum is σ = 355156199860. Its totient is φ = 99628232256.

The previous prime is 201101432149. The next prime is 201101432237. The reversal of 201101432212 is 212234101102.

It can be written as a sum of positive squares in 2 ways, for example, as 163607306256 + 37494125956 = 404484^2 + 193634^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 201101432212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 230620473 + ... + 230621344.

Almost surely, 2201101432212 is an apocalyptic number.

It is an amenable number.

201101432212 is a deficient number, since it is larger than the sum of its proper divisors (154054767648).

201101432212 is a wasteful number, since it uses less digits than its factorization.

201101432212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461241930 (or 461241928 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 201101432212 its reverse (212234101102), we get a palindrome (413335533314).

The spelling of 201101432212 in words is "two hundred one billion, one hundred one million, four hundred thirty-two thousand, two hundred twelve".

Divisors: 1 2 4 109 218 436 461241817 922483634 1844967268 50275358053 100550716106 201101432212