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10200210012 = 223394446389
BaseRepresentation
bin10010111111111101…
…01101101001011100
3222022212111100122000
421133332231221130
5131342223210022
64404053522300
7510525232416
oct113776555134
928285440560
1010200210012
114364830833
121b88043390
13c67319235
146ca99b9b6
153ea7596ac
hex25ffada5c

10200210012 has 24 divisors (see below), whose sum is σ = 26444989200. Its totient is φ = 3400069968.

The previous prime is 10200209953. The next prime is 10200210019. The reversal of 10200210012 is 21001200201.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 10200209976 and 10200210003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10200210019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47223087 + ... + 47223302.

It is an arithmetic number, because the mean of its divisors is an integer number (1101874550).

Almost surely, 210200210012 is an apocalyptic number.

10200210012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10200210012 is an abundant number, since it is smaller than the sum of its proper divisors (16244779188).

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

10200210012 is a wasteful number, since it uses less digits than its factorization.

10200210012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94446402 (or 94446394 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 10200210012 its reverse (21001200201), we get a palindrome (31201410213).

The spelling of 10200210012 in words is "ten billion, two hundred million, two hundred ten thousand, twelve".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 94446389 188892778 283339167 377785556 566678334 850017501 1133356668 1700035002 2550052503 3400070004 5100105006 10200210012