1201210323 has 16 divisors (see below), whose sum is σ = 1641615360. Its totient is φ = 781020576.

The previous prime is 1201210321. The next prime is 1201210331. The reversal of 1201210323 is 3230121021.

It is not a de Polignac number, because 1201210323 - 2¹ = 1201210321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1201210321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4240 + ... + 49197.

It is an arithmetic number, because the mean of its divisors is an integer number (102600960).

Almost surely, 2^1201210323 is an apocalyptic number.

1201210323 is a deficient number, since it is larger than the sum of its proper divisors (440405037).

1201210323 is a wasteful number, since it uses less digits than its factorization.

1201210323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53626.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1201210323 is about 34658.4812563967. The cubic root of 1201210323 is about 1063.0157158330.

Adding to 1201210323 its reverse (3230121021), we get a palindrome (4431331344).

The spelling of 1201210323 in words is "one billion, two hundred one million, two hundred ten thousand, three hundred twenty-three".