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10221234013 = 17235932231
BaseRepresentation
bin10011000010011101…
…11010011101011101
3222101100001111010201
421201032322131131
5131413113442023
64410124303501
7511202025034
oct114116723535
928340044121
1010221234013
114375690441
121b930a1b91
13c6b79a783
146cd6b171b
153ec50dbad
hex2613ba75d

10221234013 has 4 divisors (see below), whose sum is σ = 10227167968. Its totient is φ = 10215300060.

The previous prime is 10221234007. The next prime is 10221234041. The reversal of 10221234013 is 31043212201.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 31043212201 = 59526156139.

It is a cyclic number.

It is not a de Polignac number, because 10221234013 - 29 = 10221233501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10221234043) 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 3 ways as a sum of consecutive naturals, for example, 2964393 + ... + 2967838.

It is an arithmetic number, because the mean of its divisors is an integer number (2556791992).

Almost surely, 210221234013 is an apocalyptic number.

It is an amenable number.

10221234013 is a deficient number, since it is larger than the sum of its proper divisors (5933955).

10221234013 is an equidigital number, since it uses as much as digits as its factorization.

10221234013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5933954.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 10221234013 its reverse (31043212201), we get a palindrome (41264446214).

The spelling of 10221234013 in words is "ten billion, two hundred twenty-one million, two hundred thirty-four thousand, thirteen".

Divisors: 1 1723 5932231 10221234013