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2000131231010 = 2511194312220419
BaseRepresentation
bin11101000110110001000…
…111001000110100100010
321002012200120210002001212
4131012301013020310202
5230232232043343020
64130503025430122
7264335054643533
oct35066107106442
97065616702055
102000131231010
11701283a33670
1228377ba9b342
131167c47c1263
146cb4209068a
15370647a0cc5
hex1d1b11c8d22

2000131231010 has 64 divisors (see below), whose sum is σ = 4143836620800. Its totient is φ = 687441412800.

The previous prime is 2000131231003. The next prime is 2000131231057. The reversal of 2000131231010 is 101321310002.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 209420 + ... + 2010999.

It is an arithmetic number, because the mean of its divisors is an integer number (64747447200).

Almost surely, 22000131231010 is an apocalyptic number.

2000131231010 is an abundant number, since it is smaller than the sum of its proper divisors (2143705389790).

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

2000131231010 is a wasteful number, since it uses less digits than its factorization.

2000131231010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2220887.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 2000131231010 its reverse (101321310002), we get a palindrome (2101452541012).

The spelling of 2000131231010 in words is "two trillion, one hundred thirty-one million, two hundred thirty-one thousand, ten".

Divisors: 1 2 5 10 11 19 22 38 55 95 110 190 209 418 431 862 1045 2090 2155 4310 4741 8189 9482 16378 23705 40945 47410 81890 90079 180158 450395 900790 2220419 4440838 11102095 22204190 24424609 42187961 48849218 84375922 122123045 210939805 244246090 421879610 464067571 928135142 957000589 1914001178 2320337855 4640675710 4785002945 9570005890 10527006479 18183011191 21054012958 36366022382 52635032395 90915055955 105270064790 181830111910 200013123101 400026246202 1000065615505 2000131231010