1203201113 has 8 divisors (see below), whose sum is σ = 1236157632. Its totient is φ = 1170267696.

The previous prime is 1203201107. The next prime is 1203201121. The reversal of 1203201113 is 3111023021.

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

It is a cyclic number.

It is not a de Polignac number, because 1203201113 - 2²⁰ = 1202152537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1203201133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180506 + ... + 187052.

It is an arithmetic number, because the mean of its divisors is an integer number (154519704).

Almost surely, 2^1203201113 is an apocalyptic number.

It is an amenable number.

1203201113 is a deficient number, since it is larger than the sum of its proper divisors (32956519).

1203201113 is an equidigital number, since it uses as much as digits as its factorization.

1203201113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11551.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1203201113 is about 34687.1894652767. The cubic root of 1203201113 is about 1063.6026441434.

Adding to 1203201113 its reverse (3111023021), we get a palindrome (4314224134).

The spelling of 1203201113 in words is "one billion, two hundred three million, two hundred one thousand, one hundred thirteen".