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10200121230131 = 72789522466897
BaseRepresentation
bin1001010001101110011010…
…0110100100001100110011
31100010010021222122001210122
42110123212212210030303
52314104322013331011
633405512045320455
72101635340625030
oct224334646441463
940103258561718
1010200121230131
113282935577208
121188a27b6612b
1358cb376124b1
1427398d36a387
1512a4ddd623db
hex946e69a4333

10200121230131 has 8 divisors (see below), whose sum is σ = 11661461163360. Its totient is φ = 8739826236288.

The previous prime is 10200121230109. The next prime is 10200121230137. The reversal of 10200121230131 is 13103212100201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10200121230131 - 210 = 10200121229107 is a prime.

It is a super-2 number, since 2×102001212301312 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10200121230137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 261213926 + ... + 261252971.

It is an arithmetic number, because the mean of its divisors is an integer number (1457682645420).

Almost surely, 210200121230131 is an apocalyptic number.

10200121230131 is a deficient number, since it is larger than the sum of its proper divisors (1461339933229).

10200121230131 is an equidigital number, since it uses as much as digits as its factorization.

10200121230131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522469693.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 10200121230131 its reverse (13103212100201), we get a palindrome (23303333330332).

The spelling of 10200121230131 in words is "ten trillion, two hundred billion, one hundred twenty-one million, two hundred thirty thousand, one hundred thirty-one".

Divisors: 1 7 2789 19523 522466897 3657268279 1457160175733 10200121230131