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102040202214 = 23289391916253
BaseRepresentation
bin101111100001000010…
…0011110101111100110
3100202101100122100112200
41133002010132233212
53132434242432324
6114513203355330
710241436256626
oct1370204365746
9322340570480
10102040202214
113a303041235
1217939082b46
1398123c16a2
144d1ddc2886
1529c33ddec9
hex17c211ebe6

102040202214 has 48 divisors (see below), whose sum is σ = 223642036800. Its totient is φ = 33620577408.

The previous prime is 102040202177. The next prime is 102040202219. The reversal of 102040202214 is 412202040201.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102040202219) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6270112 + ... + 6286364.

It is an arithmetic number, because the mean of its divisors is an integer number (4659209100).

Almost surely, 2102040202214 is an apocalyptic number.

102040202214 is an abundant number, since it is smaller than the sum of its proper divisors (121601834586).

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

102040202214 is a wasteful number, since it uses less digits than its factorization.

102040202214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20269 (or 20266 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 102040202214 its reverse (412202040201), we get a palindrome (514242242415).

The spelling of 102040202214 in words is "one hundred two billion, forty million, two hundred two thousand, two hundred fourteen".

Divisors: 1 2 3 6 9 18 89 178 267 534 801 1602 3919 7838 11757 16253 23514 32506 35271 48759 70542 97518 146277 292554 348791 697582 1046373 1446517 2092746 2893034 3139119 4339551 6278238 8679102 13018653 26037306 63695507 127391014 191086521 382173042 573259563 1146519126 5668900123 11337800246 17006700369 34013400738 51020101107 102040202214