1210134402423 has 24 divisors (see below), whose sum is σ = 1772720501760. Its totient is φ = 795335501520.

The previous prime is 1210134402383. The next prime is 1210134402431. The reversal of 1210134402423 is 3242044310121.

1210134402423 is a `hidden beast` number, since 1 + 210 + 1 + 3 + 4 + 402 + 42 + 3 = 666.

It is not a de Polignac number, because 1210134402423 - 2¹² = 1210134398327 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1210134406423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9804190 + ... + 9926852.

It is an arithmetic number, because the mean of its divisors is an integer number (73863354240).

Almost surely, 2^{1210134402423} is an apocalyptic number.

1210134402423 is a deficient number, since it is larger than the sum of its proper divisors (562586099337).

1210134402423 is a wasteful number, since it uses less digits than its factorization.

1210134402423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138179 (or 138176 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 1210134402423 its reverse (3242044310121), we get a palindrome (4452178712544).

The spelling of 1210134402423 in words is "one trillion, two hundred ten billion, one hundred thirty-four million, four hundred two thousand, four hundred twenty-three".