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10131001031200 = 255279733755343
BaseRepresentation
bin1001001101101100111010…
…1101111011101000100000
31022212111212212210011002211
42103123032231323220200
52311441242230444300
633314041223451504
72063640435626050
oct223331655735040
938774785704084
1010131001031200
113256595a70765
1211775578b6b94
1358647053b6ba
142704b3533560
151287e5add4ba
hex936ceb7ba20

10131001031200 has 288 divisors, whose sum is σ = 28642145785344. Its totient is φ = 3427414179840.

The previous prime is 10131001031171. The next prime is 10131001031243. The reversal of 10131001031200 is 213010013101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 183030729 + ... + 183086071.

It is an arithmetic number, because the mean of its divisors is an integer number (99451895088).

Almost surely, 210131001031200 is an apocalyptic number.

10131001031200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10131001031200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14321072892672).

10131001031200 is an abundant number, since it is smaller than the sum of its proper divisors (18511144754144).

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

10131001031200 is a wasteful number, since it uses less digits than its factorization.

10131001031200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55804 (or 55791 counting only the distinct ones).

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

Adding to 10131001031200 its reverse (213010013101), we get a palindrome (10344011044301).

The spelling of 10131001031200 in words is "ten trillion, one hundred thirty-one billion, one million, thirty-one thousand, two hundred".