10134041221 has 4 divisors (see below), whose sum is σ = 10134694444. Its totient is φ = 10133388000.

The previous prime is 10134041189. The next prime is 10134041231. The reversal of 10134041221 is 12214043101.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4674456900 + 5459584321 = 68370^2 + 73889^2 .

It is a cyclic number.

It is not a de Polignac number, because 10134041221 - 2⁵ = 10134041189 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 (10134041231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 302760 + ... + 334561.

It is an arithmetic number, because the mean of its divisors is an integer number (2533673611).

Almost surely, 2^10134041221 is an apocalyptic number.

It is an amenable number.

10134041221 is a deficient number, since it is larger than the sum of its proper divisors (653223).

10134041221 is an equidigital number, since it uses as much as digits as its factorization.

10134041221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 653222.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 10134041221 its reverse (12214043101), we get a palindrome (22348084322).

The spelling of 10134041221 in words is "ten billion, one hundred thirty-four million, forty-one thousand, two hundred twenty-one".