1200332123 has 2 divisors, whose sum is σ = 1200332124. Its totient is φ = 1200332122.

The previous prime is 1200332093. The next prime is 1200332129. The reversal of 1200332123 is 3212330021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1200332123 - 2¹⁸ = 1200069979 is a prime.

It is not a weakly prime, because it can be changed into another prime (1200332129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600166061 + 600166062.

It is an arithmetic number, because the mean of its divisors is an integer number (600166062).

Almost surely, 2^1200332123 is an apocalyptic number.

1200332123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200332123 is an equidigital number, since it uses as much as digits as its factorization.

1200332123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 1200332123 is about 34645.8096023170. The cubic root of 1200332123 is about 1062.7565971817.

Adding to 1200332123 its reverse (3212330021), we get a palindrome (4412662144).

The spelling of 1200332123 in words is "one billion, two hundred million, three hundred thirty-two thousand, one hundred twenty-three".