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10201210310131 = 27919365385949
BaseRepresentation
bin1001010001110010011110…
…0001000100110111110011
31100010020002212221001200221
42110130213201010313303
52314114034314411011
633410212112153511
72102004333640261
oct224344741046763
940106085831627
1010201210310131
113283344303125
121189090838897
1358cc7c13b929
14273a53c65431
1512a55478c971
hex94727844df3

10201210310131 has 4 divisors (see below), whose sum is σ = 10201575724000. Its totient is φ = 10200844896264.

The previous prime is 10201210310101. The next prime is 10201210310147. The reversal of 10201210310131 is 13101301210201.

It is a happy number.

10201210310131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10201210310131 - 225 = 10201176755699 is a prime.

It is a super-2 number, since 2×102012103101312 (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 (10201210310101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182665056 + ... + 182720893.

It is an arithmetic number, because the mean of its divisors is an integer number (2550393931000).

Almost surely, 210201210310131 is an apocalyptic number.

10201210310131 is a deficient number, since it is larger than the sum of its proper divisors (365413869).

10201210310131 is an equidigital number, since it uses as much as digits as its factorization.

10201210310131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365413868.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 10201210310131 its reverse (13101301210201), we get a palindrome (23302511520332).

The spelling of 10201210310131 in words is "ten trillion, two hundred one billion, two hundred ten million, three hundred ten thousand, one hundred thirty-one".

Divisors: 1 27919 365385949 10201210310131