2201123311 has 8 divisors (see below), whose sum is σ = 2207392880. Its totient is φ = 2194864128.

The previous prime is 2201123291. The next prime is 2201123371. The reversal of 2201123311 is 1133211022.

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 2201123311 - 2¹⁵ = 2201090543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201123371) 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, 603385 + ... + 607021.

It is an arithmetic number, because the mean of its divisors is an integer number (275924110).

Almost surely, 2^2201123311 is an apocalyptic number.

2201123311 is a deficient number, since it is larger than the sum of its proper divisors (6269569).

2201123311 is an equidigital number, since it uses as much as digits as its factorization.

2201123311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5193.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 2201123311 is about 46916.1306055817. The cubic root of 2201123311 is about 1300.8127680778.

Adding to 2201123311 its reverse (1133211022), we get a palindrome (3334334333).

The spelling of 2201123311 in words is "two billion, two hundred one million, one hundred twenty-three thousand, three hundred eleven".