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10230322013221 = 28318336126187
BaseRepresentation
bin1001010011011110111010…
…1101011010010000100101
31100020000020201201210210111
42110313232231122100211
52320103144413410341
633431424533053021
72104054626222232
oct224675655322045
940200221653714
1010230322013221
113294723088582
121192856187171
1359293b47714b
1427521631c789
1512b1aa3ec681
hex94deeb5a425

10230322013221 has 4 divisors (see below), whose sum is σ = 10230358422592. Its totient is φ = 10230285603852.

The previous prime is 10230322013207. The next prime is 10230322013227. The reversal of 10230322013221 is 12231022303201.

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-10230322013221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10230322013192 and 10230322013201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10230322013227) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 17779911 + ... + 18346276.

It is an arithmetic number, because the mean of its divisors is an integer number (2557589605648).

Almost surely, 210230322013221 is an apocalyptic number.

It is an amenable number.

10230322013221 is a deficient number, since it is larger than the sum of its proper divisors (36409371).

10230322013221 is an equidigital number, since it uses as much as digits as its factorization.

10230322013221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36409370.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 10230322013221 its reverse (12231022303201), we get a palindrome (22461344316422).

The spelling of 10230322013221 in words is "ten trillion, two hundred thirty billion, three hundred twenty-two million, thirteen thousand, two hundred twenty-one".

Divisors: 1 283183 36126187 10230322013221