1201323326 has 32 divisors (see below), whose sum is σ = 2239503552. Its totient is φ = 471467520.

The previous prime is 1201323323. The next prime is 1201323371. The reversal of 1201323326 is 6233231021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201323323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59405 + ... + 77016.

It is an arithmetic number, because the mean of its divisors is an integer number (69984486).

Almost surely, 2^1201323326 is an apocalyptic number.

1201323326 is a deficient number, since it is larger than the sum of its proper divisors (1038180226).

1201323326 is a wasteful number, since it uses less digits than its factorization.

1201323326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136484.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 1201323326 is about 34660.1114539466. Note that the first 3 decimals coincide. The cubic root of 1201323326 is about 1063.0490489349.

Adding to 1201323326 its reverse (6233231021), we get a palindrome (7434554347).

The spelling of 1201323326 in words is "one billion, two hundred one million, three hundred twenty-three thousand, three hundred twenty-six".