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1300223131230 = 235531375968981
BaseRepresentation
bin10010111010111011010…
…101100111111001011110
311121022002210012200201210
4102322323111213321132
5132300324110144410
62433151514045250
7162636512155632
oct22727325477136
94538083180653
101300223131230
11461470073a71
1218bbaa119826
13957c23c015a
1446d0706cdc2
1523c4d7ed220
hex12ebb567e5e

1300223131230 has 64 divisors (see below), whose sum is σ = 3202621478208. Its totient is φ = 337701012480.

The previous prime is 1300223131211. The next prime is 1300223131231. The reversal of 1300223131230 is 321313220031.

It is a junction number, because it is equal to n+sod(n) for n = 1300223131197 and 1300223131206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1300223131231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2766661 + ... + 3202320.

It is an arithmetic number, because the mean of its divisors is an integer number (50040960597).

Almost surely, 21300223131230 is an apocalyptic number.

1300223131230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1300223131230 is an abundant number, since it is smaller than the sum of its proper divisors (1902398346978).

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

1300223131230 is a wasteful number, since it uses less digits than its factorization.

1300223131230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5969181.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 1300223131230 its reverse (321313220031), we get a palindrome (1621536351261).

The spelling of 1300223131230 in words is "one trillion, three hundred billion, two hundred twenty-three million, one hundred thirty-one thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 53 106 137 159 265 274 318 411 530 685 795 822 1370 1590 2055 4110 7261 14522 21783 36305 43566 72610 108915 217830 5968981 11937962 17906943 29844905 35813886 59689810 89534715 179069430 316355993 632711986 817750397 949067979 1581779965 1635500794 1898135958 2453251191 3163559930 4088751985 4745339895 4906502382 8177503970 9490679790 12266255955 24532511910 43340771041 86681542082 130022313123 216703855205 260044626246 433407710410 650111565615 1300223131230