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10200312131210 = 256529156230849
BaseRepresentation
bin1001010001101111000111…
…1110110010111010001010
31100010010210021211211211222
42110123301332302322022
52314110214401144320
633405543025122042
72101643146354655
oct224336176627212
940103707754758
1010200312131210
113282a23304aa3
121188a7ba89322
1358cb68032106
142739aa86089c
1512a5009c0825
hex946f1fb2e8a

10200312131210 has 16 divisors (see below), whose sum is σ = 18363374109000. Its totient is φ = 4079499902976.

The previous prime is 10200312131209. The next prime is 10200312131263. The reversal of 10200312131210 is 1213121300201.

It can be written as a sum of positive squares in 4 ways, for example, as 4761075996121 + 5439236135089 = 2181989^2 + 2332217^2 .

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, 78050135 + ... + 78180714.

Almost surely, 210200312131210 is an apocalyptic number.

10200312131210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10200312131210 is a deficient number, since it is larger than the sum of its proper divisors (8163061977790).

10200312131210 is a wasteful number, since it uses less digits than its factorization.

10200312131210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156237385.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 10200312131210 its reverse (1213121300201), we get a palindrome (11413433431411).

The spelling of 10200312131210 in words is "ten trillion, two hundred billion, three hundred twelve million, one hundred thirty-one thousand, two hundred ten".

Divisors: 1 2 5 10 6529 13058 32645 65290 156230849 312461698 781154245 1562308490 1020031213121 2040062426242 5100156065605 10200312131210