1343204400123 has 12 divisors (see below), whose sum is σ = 1952541996288. Its totient is φ = 889765971120.

The previous prime is 1343204400101. The next prime is 1343204400127. The reversal of 1343204400123 is 3210044023431.

1343204400123 is a `hidden beast` number, since 1 + 3 + 43 + 204 + 400 + 12 + 3 = 666.

It is not a de Polignac number, because 1343204400123 - 2¹⁰ = 1343204399099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1343204400127) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 475300923 + ... + 475303748.

It is an arithmetic number, because the mean of its divisors is an integer number (162711833024).

Almost surely, 2^{1343204400123} is an apocalyptic number.

1343204400123 is a deficient number, since it is larger than the sum of its proper divisors (609337596165).

1343204400123 is a wasteful number, since it uses less digits than its factorization.

1343204400123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 950604834 (or 950604831 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 1343204400123 its reverse (3210044023431), we get a palindrome (4553248423554).

The spelling of 1343204400123 in words is "one trillion, three hundred forty-three billion, two hundred four million, four hundred thousand, one hundred twenty-three".