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10251220234321 = 1137137991825297
BaseRepresentation
bin1001010100101100110001…
…0101110011000001010001
31100022000012011102102202101
42111023030111303001101
52320423444334444241
633445202350320401
72105424536165443
oct225131425630121
940260164372671
1010251220234321
1132a2577634390
121196908ab9101
135948bbc74851
14276239a1a493
1512b9cee42e31
hex952cc573051

10251220234321 has 16 divisors (see below), whose sum is σ = 11486235254400. Its totient is φ = 9066756314880.

The previous prime is 10251220234309. The next prime is 10251220234327. The reversal of 10251220234321 is 12343202215201.

It is a happy number.

It is not a de Polignac number, because 10251220234321 - 29 = 10251220233809 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10251220234321.

It is not an unprimeable number, because it can be changed into a prime (10251220234327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4703545 + ... + 6528841.

It is an arithmetic number, because the mean of its divisors is an integer number (717889703400).

Almost surely, 210251220234321 is an apocalyptic number.

10251220234321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10251220234321 is a deficient number, since it is larger than the sum of its proper divisors (1235015020079).

10251220234321 is a wasteful number, since it uses less digits than its factorization.

10251220234321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1839144.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 10251220234321 its reverse (12343202215201), we get a palindrome (22594422449522).

The spelling of 10251220234321 in words is "ten trillion, two hundred fifty-one billion, two hundred twenty million, two hundred thirty-four thousand, three hundred twenty-one".

Divisors: 1 11 37 407 13799 151789 510563 1825297 5616193 20078267 67535989 742895879 25187273303 277060006333 931929112211 10251220234321