1201203266 has 8 divisors (see below), whose sum is σ = 1803905040. Its totient is φ = 599901588.

The previous prime is 1201203257. The next prime is 1201203301. The reversal of 1201203266 is 6623021021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 347876 + ... + 351311.

It is an arithmetic number, because the mean of its divisors is an integer number (225488130).

Almost surely, 2^1201203266 is an apocalyptic number.

1201203266 is a deficient number, since it is larger than the sum of its proper divisors (602701774).

1201203266 is an equidigital number, since it uses as much as digits as its factorization.

1201203266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700048.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 1201203266 is about 34658.3794485547. The cubic root of 1201203266 is about 1063.0136341225.

Adding to 1201203266 its reverse (6623021021), we get a palindrome (7824224287).

The spelling of 1201203266 in words is "one billion, two hundred one million, two hundred three thousand, two hundred sixty-six".