1342210123 has 2 divisors, whose sum is σ = 1342210124. Its totient is φ = 1342210122.

The previous prime is 1342210091. The next prime is 1342210151. The reversal of 1342210123 is 3210122431.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1342210123 - 2⁵ = 1342210091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1342210123.

It is not a weakly prime, because it can be changed into another prime (1342210183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671105061 + 671105062.

It is an arithmetic number, because the mean of its divisors is an integer number (671105062).

Almost surely, 2^1342210123 is an apocalyptic number.

1342210123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1342210123 is an equidigital number, since it uses as much as digits as its factorization.

1342210123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1342210123 is about 36636.1859778007. The cubic root of 1342210123 is about 1103.0795585804.

Adding to 1342210123 its reverse (3210122431), we get a palindrome (4552332554).

The spelling of 1342210123 in words is "one billion, three hundred forty-two million, two hundred ten thousand, one hundred twenty-three".