1201222323 has 24 divisors (see below), whose sum is σ = 1989338208. Its totient is φ = 684208512.

The previous prime is 1201222273. The next prime is 1201222331. The reversal of 1201222323 is 3232221021.

1201222323 is a `hidden beast` number, since 120 + 1 + 222 + 323 = 666.

1201222323 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1201222323 - 2⁶ = 1201222259 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1201222296 and 1201222305.

It is not an unprimeable number, because it can be changed into a prime (1201222343) 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, 10740 + ... + 50177.

It is an arithmetic number, because the mean of its divisors is an integer number (82889092).

Almost surely, 2^1201222323 is an apocalyptic number.

1201222323 is a deficient number, since it is larger than the sum of its proper divisors (788115885).

1201222323 is a wasteful number, since it uses less digits than its factorization.

1201222323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61243 (or 61240 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1201222323 is about 34658.6543737636. The cubic root of 1201222323 is about 1063.0192556367.

Adding to 1201222323 its reverse (3232221021), we get a palindrome (4433443344).

The spelling of 1201222323 in words is "one billion, two hundred one million, two hundred twenty-two thousand, three hundred twenty-three".