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12200133020 = 2254114878211
BaseRepresentation
bin10110101110010111…
…10100000110011100
31011111020200222020112
423113023310012130
5144441213224040
65334335105152
7611221263635
oct132713640634
934436628215
1012200133020
1151a0725569
1224459721b8
1311c576752a
1483a43688c
154b6104365
hex2d72f419c

12200133020 has 24 divisors (see below), whose sum is σ = 26245165968. Its totient is φ = 4761027200.

The previous prime is 12200133019. The next prime is 12200133107. The reversal of 12200133020 is 2033100221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12200132986 and 12200133004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7438286 + ... + 7439925.

It is an arithmetic number, because the mean of its divisors is an integer number (1093548582).

Almost surely, 212200133020 is an apocalyptic number.

12200133020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12200133020 is an abundant number, since it is smaller than the sum of its proper divisors (14045032948).

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

12200133020 is a wasteful number, since it uses less digits than its factorization.

12200133020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14878261 (or 14878259 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 12200133020 its reverse (2033100221), we get a palindrome (14233233241).

The spelling of 12200133020 in words is "twelve billion, two hundred million, one hundred thirty-three thousand, twenty".

Divisors: 1 2 4 5 10 20 41 82 164 205 410 820 14878211 29756422 59512844 74391055 148782110 297564220 610006651 1220013302 2440026604 3050033255 6100066510 12200133020