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13110121300 = 2252131101213
BaseRepresentation
bin11000011010110110…
…01001001101010100
31020211200000011111011
430031123021031110
5203322142340200
610004523222004
7642611122663
oct141533111524
936750004434
1013110121300
11561835a1a1
12265a677904
13130c14a333
148c5232dda
1551ae555ba
hex30d6c9354

13110121300 has 18 divisors (see below), whose sum is σ = 28448963438. Its totient is φ = 5244048480.

The previous prime is 13110121291. The next prime is 13110121313. The reversal of 13110121300 is 312101131.

It can be written as a sum of positive squares in 3 ways, for example, as 476810896 + 12633310404 = 21836^2 + 112398^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 65550507 + ... + 65550706.

Almost surely, 213110121300 is an apocalyptic number.

13110121300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13110121300 is an abundant number, since it is smaller than the sum of its proper divisors (15338842138).

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

13110121300 is a wasteful number, since it uses less digits than its factorization.

13110121300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131101227 (or 131101220 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 13110121300 its reverse (312101131), we get a palindrome (13422222431).

The spelling of 13110121300 in words is "thirteen billion, one hundred ten million, one hundred twenty-one thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 131101213 262202426 524404852 655506065 1311012130 2622024260 3277530325 6555060650 13110121300