1201110443 has 8 divisors (see below), whose sum is σ = 1323585648. Its totient is φ = 1082932704.

The previous prime is 1201110437. The next prime is 1201110473. The reversal of 1201110443 is 3440111021.

It is a happy number.

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 1201110443 - 2¹⁰ = 1201109419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1201110413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1073780 + ... + 1074897.

It is an arithmetic number, because the mean of its divisors is an integer number (165448206).

Almost surely, 2^1201110443 is an apocalyptic number.

1201110443 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1201110443 is a deficient number, since it is larger than the sum of its proper divisors (122475205).

1201110443 is a wasteful number, since it uses less digits than its factorization.

1201110443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2148733.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1201110443 is about 34657.0403092936. The cubic root of 1201110443 is about 1062.9862519524.

Adding to 1201110443 its reverse (3440111021), we get a palindrome (4641221464).

The spelling of 1201110443 in words is "one billion, two hundred one million, one hundred ten thousand, four hundred forty-three".