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201312020214 = 23217787835937
BaseRepresentation
bin1011101101111100100…
…0011010011011110110
3201020121210002012212200
42323133020122123312
511244241334121324
6232251555125330
720354461636554
oct2733710323366
9636553065780
10201312020214
1178415429428
1233022ba3846
1315ca30a53b6
149a5a450bd4
15538373aec9
hex2edf21a6f6

201312020214 has 48 divisors (see below), whose sum is σ = 462420839088. Its totient is φ = 63076386816.

The previous prime is 201312020183. The next prime is 201312020243. The reversal of 201312020214 is 412020213102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 177147 + ... + 658790.

It is an arithmetic number, because the mean of its divisors is an integer number (9633767481).

Almost surely, 2201312020214 is an apocalyptic number.

201312020214 is an abundant number, since it is smaller than the sum of its proper divisors (261108818874).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201312020214 is a wasteful number, since it uses less digits than its factorization.

201312020214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 836749 (or 836746 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 201312020214 its reverse (412020213102), we get a palindrome (613332233316).

The spelling of 201312020214 in words is "two hundred one billion, three hundred twelve million, twenty thousand, two hundred fourteen".

Divisors: 1 2 3 6 9 17 18 34 51 102 153 306 787 1574 2361 4722 7083 13379 14166 26758 40137 80274 120411 240822 835937 1671874 2507811 5015622 7523433 14210929 15046866 28421858 42632787 85265574 127898361 255796722 657882419 1315764838 1973647257 3947294514 5920941771 11184001123 11841883542 22368002246 33552003369 67104006738 100656010107 201312020214