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10201303120 = 245127516289
BaseRepresentation
bin10011000000000101…
…11000100001010000
3222022221112220002111
421200002320201100
5131343013144440
64404133155104
7510540434341
oct114002704120
928287486074
1010201303120
114365408028
121b8848ba94
13c6760c948
146caba40c8
153ea8c34ea
hex2600b8850

10201303120 has 20 divisors (see below), whose sum is σ = 23718029940. Its totient is φ = 4080521216.

The previous prime is 10201303103. The next prime is 10201303159. The reversal of 10201303120 is 2130310201.

It can be written as a sum of positive squares in 2 ways, for example, as 4559490576 + 5641812544 = 67524^2 + 75112^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×102013031202 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10201303120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63758065 + ... + 63758224.

It is an arithmetic number, because the mean of its divisors is an integer number (1185901497).

Almost surely, 210201303120 is an apocalyptic number.

10201303120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10201303120 is an abundant number, since it is smaller than the sum of its proper divisors (13516726820).

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

10201303120 is a wasteful number, since it uses less digits than its factorization.

10201303120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127516302 (or 127516296 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 10201303120 its reverse (2130310201), we get a palindrome (12331613321).

The spelling of 10201303120 in words is "ten billion, two hundred one million, three hundred three thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 40 80 127516289 255032578 510065156 637581445 1020130312 1275162890 2040260624 2550325780 5100651560 10201303120