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10013131110220 = 225771522365073
BaseRepresentation
bin1001000110110101110100…
…0111110111011101001100
31022110020122022201202200221
42101231131013313131030
52303023343031011340
633143545142201124
72052265503055420
oct221553507673514
938406568652627
1010013131110220
1132105aa519527
1211587414231a4
13578307744124
142688d1066b80
151256e7b4244a
hex91b5d1f774c

10013131110220 has 24 divisors (see below), whose sum is σ = 24031514664864. Its totient is φ = 3433073523456.

The previous prime is 10013131110211. The next prime is 10013131110247. The reversal of 10013131110220 is 2201113131001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10013131110194 and 10013131110203.

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, 35761182397 + ... + 35761182676.

It is an arithmetic number, because the mean of its divisors is an integer number (1001313111036).

Almost surely, 210013131110220 is an apocalyptic number.

10013131110220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10013131110220 is an abundant number, since it is smaller than the sum of its proper divisors (14018383554644).

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

10013131110220 is a wasteful number, since it uses less digits than its factorization.

10013131110220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71522365089 (or 71522365087 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 10013131110220 its reverse (2201113131001), we get a palindrome (12214244241221).

The spelling of 10013131110220 in words is "ten trillion, thirteen billion, one hundred thirty-one million, one hundred ten thousand, two hundred twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 71522365073 143044730146 286089460292 357611825365 500656555511 715223650730 1001313111022 1430447301460 2002626222044 2503282777555 5006565555110 10013131110220