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131303212003230 = 23571492111252661
BaseRepresentation
bin11101110110101101101001…
…010011110010111110011110
3122012220110112121022102002120
4131312231221103302332132
5114202232434233100410
61143131510214003410
736441225666025101
oct3566555123627636
9565813477272076
10131303212003230
113892341a120a43
1212887538046566
135835abbc61747
14245d176178738
15102a77048d570
hex776b694f2f9e

131303212003230 has 64 divisors (see below), whose sum is σ = 319572876151296. Its totient is φ = 34520303216000.

The previous prime is 131303212003217. The next prime is 131303212003283. The reversal of 131303212003230 is 32300212303131.

It is a self number, because there is not a number n which added to its sum of digits gives 131303212003230.

It is a congruent number.

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, 104193100 + ... + 105445760.

It is an arithmetic number, because the mean of its divisors is an integer number (4993326189864).

Almost surely, 2131303212003230 is an apocalyptic number.

131303212003230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131303212003230 is an abundant number, since it is smaller than the sum of its proper divisors (188269664148066).

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

131303212003230 is a wasteful number, since it uses less digits than its factorization.

131303212003230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1301953.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 131303212003230 its reverse (32300212303131), we get a palindrome (163603424306361).

The spelling of 131303212003230 in words is "one hundred thirty-one trillion, three hundred three billion, two hundred twelve million, three thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 71 142 213 355 426 710 1065 2130 49211 98422 147633 246055 295266 492110 738165 1252661 1476330 2505322 3493981 3757983 6263305 6987962 7515966 10481943 12526610 17469905 18789915 20963886 34939810 37579830 52409715 88938931 104819430 177877862 266816793 444694655 533633586 889389310 1334083965 2668167930 61644700471 123289400942 184934101413 308223502355 369868202826 616447004710 924670507065 1849341014130 4376773733441 8753547466882 13130321200323 21883868667205 26260642400646 43767737334410 65651606001615 131303212003230