2229321601 has 4 divisors (see below), whose sum is σ = 2400807892. Its totient is φ = 2057835312.

The previous prime is 2229321599. The next prime is 2229321607. The reversal of 2229321601 is 1061239222.

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

It can be written as a sum of positive squares in 2 ways, for example, as 677040400 + 1552281201 = 26020^2 + 39399^2 .

It is not a de Polignac number, because 2229321601 - 2¹ = 2229321599 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2229321601.

It is not an unprimeable number, because it can be changed into a prime (2229321607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85743126 + ... + 85743151.

It is an arithmetic number, because the mean of its divisors is an integer number (600201973).

Almost surely, 2^2229321601 is an apocalyptic number.

It is an amenable number.

2229321601 is a deficient number, since it is larger than the sum of its proper divisors (171486291).

2229321601 is a wasteful number, since it uses less digits than its factorization.

2229321601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171486290.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 2229321601 is about 47215.6923172794. The cubic root of 2229321601 is about 1306.3440595684.

The spelling of 2229321601 in words is "two billion, two hundred twenty-nine million, three hundred twenty-one thousand, six hundred one".