1201110411 has 4 divisors (see below), whose sum is σ = 1601480552. Its totient is φ = 800740272.

The previous prime is 1201110343. The next prime is 1201110413. The reversal of 1201110411 is 1140111021.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1201110411 - 2¹³ = 1201102219 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 pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200185066 + ... + 200185071.

It is an arithmetic number, because the mean of its divisors is an integer number (400370138).

Almost surely, 2^1201110411 is an apocalyptic number.

1201110411 is a deficient number, since it is larger than the sum of its proper divisors (400370141).

1201110411 is an equidigital number, since it uses as much as digits as its factorization.

1201110411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400370140.

The product of its (nonzero) digits is 8, while the sum is 12.

The square root of 1201110411 is about 34657.0398476269. The cubic root of 1201110411 is about 1062.9862425124.

Adding to 1201110411 its reverse (1140111021), we get a palindrome (2341221432).

It can be divided in two parts, 12011 and 10411, that added together give a palindrome (22422).

The spelling of 1201110411 in words is "one billion, two hundred one million, one hundred ten thousand, four hundred eleven".