2201310442 has 4 divisors (see below), whose sum is σ = 3301965666. Its totient is φ = 1100655220.

The previous prime is 2201310421. The next prime is 2201310443. The reversal of 2201310442 is 2440131022.

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

It can be written as a sum of positive squares in only one way, i.e., 1416694321 + 784616121 = 37639^2 + 28011^2 .

It is not an unprimeable number, because it can be changed into a prime (2201310443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550327609 + ... + 550327612.

Almost surely, 2^2201310442 is an apocalyptic number.

2201310442 is a deficient number, since it is larger than the sum of its proper divisors (1100655224).

2201310442 is a wasteful number, since it uses less digits than its factorization.

2201310442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100655223.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 2201310442 is about 46918.1248772796. The cubic root of 2201310442 is about 1300.8496303918.

Adding to 2201310442 its reverse (2440131022), we get a palindrome (4641441464).

The spelling of 2201310442 in words is "two billion, two hundred one million, three hundred ten thousand, four hundred forty-two".