10143234121 has 2 divisors, whose sum is σ = 10143234122. Its totient is φ = 10143234120.

The previous prime is 10143234119. The next prime is 10143234173. The reversal of 10143234121 is 12143234101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7710771721 + 2432462400 = 87811^2 + 49320^2 .

It is a cyclic number.

It is not a de Polignac number, because 10143234121 - 2¹ = 10143234119 is a prime.

Together with 10143234119, it forms a pair of twin primes.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 10143234092 and 10143234101.

It is not a weakly prime, because it can be changed into another prime (10143234221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5071617060 + 5071617061.

It is an arithmetic number, because the mean of its divisors is an integer number (5071617061).

Almost surely, 2^10143234121 is an apocalyptic number.

It is an amenable number.

10143234121 is a deficient number, since it is larger than the sum of its proper divisors (1).

10143234121 is an equidigital number, since it uses as much as digits as its factorization.

10143234121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 10143234121 its reverse (12143234101), we get a palindrome (22286468222).

The spelling of 10143234121 in words is "ten billion, one hundred forty-three million, two hundred thirty-four thousand, one hundred twenty-one".