1210134406423 has 2 divisors, whose sum is σ = 1210134406424. Its totient is φ = 1210134406422.

The previous prime is 1210134406421. The next prime is 1210134406463. The reversal of 1210134406423 is 3246044310121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1210134406423 - 2¹ = 1210134406421 is a prime.

Together with 1210134406421, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1210134406421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605067203211 + 605067203212.

It is an arithmetic number, because the mean of its divisors is an integer number (605067203212).

Almost surely, 2^{1210134406423} is an apocalyptic number.

1210134406423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1210134406423 is an equidigital number, since it uses as much as digits as its factorization.

1210134406423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 1210134406423 its reverse (3246044310121), we get a palindrome (4456178716544).

The spelling of 1210134406423 in words is "one trillion, two hundred ten billion, one hundred thirty-four million, four hundred six thousand, four hundred twenty-three".