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10000130220 = 2232555556279
BaseRepresentation
bin10010101000000110…
…11110000010101100
3221210221000020202100
421110003132002230
5130440013131340
64332145255100
7502545463413
oct112403360254
927727006670
1010000130220
1142718a3933
121b31034490
13c34a34822
146ac19847a
153d7dd6830
hex2540de0ac

10000130220 has 36 divisors (see below), whose sum is σ = 30333728880. Its totient is φ = 2666701344.

The previous prime is 10000130219. The next prime is 10000130243. The reversal of 10000130220 is 2203100001.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27777960 + ... + 27778319.

It is an arithmetic number, because the mean of its divisors is an integer number (842603580).

Almost surely, 210000130220 is an apocalyptic number.

10000130220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10000130220 is an abundant number, since it is smaller than the sum of its proper divisors (20333598660).

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

10000130220 is a wasteful number, since it uses less digits than its factorization.

10000130220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55556294 (or 55556289 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

Adding to 10000130220 its reverse (2203100001), we get a palindrome (12203230221).

The spelling of 10000130220 in words is "ten billion, one hundred thirty thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 55556279 111112558 166668837 222225116 277781395 333337674 500006511 555562790 666675348 833344185 1000013022 1111125580 1666688370 2000026044 2500032555 3333376740 5000065110 10000130220