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10213121003201 = 19537532684379
BaseRepresentation
bin1001010010011110110101…
…1100110000111011000001
31100011100211221222221222022
42110213231130300323001
52314312432434100301
633415502031451225
72102605442106044
oct224475534607301
940140757887868
1010213121003201
1132883a6607116
12118b455686b15
13591129934acc
14274463a76c5b
1512aa0026bd1b
hex949ed730ec1

10213121003201 has 4 divisors (see below), whose sum is σ = 10750653687600. Its totient is φ = 9675588318804.

The previous prime is 10213121003179. The next prime is 10213121003207. The reversal of 10213121003201 is 10230012131201.

10213121003201 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10213121003201 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 10213121003201.

It is not an unprimeable number, because it can be changed into a prime (10213121003207) 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, 268766342171 + ... + 268766342208.

It is an arithmetic number, because the mean of its divisors is an integer number (2687663421900).

Almost surely, 210213121003201 is an apocalyptic number.

It is an amenable number.

10213121003201 is a deficient number, since it is larger than the sum of its proper divisors (537532684399).

10213121003201 is an equidigital number, since it uses as much as digits as its factorization.

10213121003201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537532684398.

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

Adding to 10213121003201 its reverse (10230012131201), we get a palindrome (20443133134402).

The spelling of 10213121003201 in words is "ten trillion, two hundred thirteen billion, one hundred twenty-one million, three thousand, two hundred one".

Divisors: 1 19 537532684379 10213121003201