2233021601 has 4 divisors (see below), whose sum is σ = 2263611012. Its totient is φ = 2202432192.

The previous prime is 2233021591. The next prime is 2233021603. The reversal of 2233021601 is 1061203322.

It is a happy number.

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 820765201 + 1412256400 = 28649^2 + 37580^2 .

It is not a de Polignac number, because 2233021601 - 2⁶ = 2233021537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2233021603) 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, 15294596 + ... + 15294741.

It is an arithmetic number, because the mean of its divisors is an integer number (565902753).

Almost surely, 2^2233021601 is an apocalyptic number.

It is an amenable number.

2233021601 is a deficient number, since it is larger than the sum of its proper divisors (30589411).

2233021601 is an equidigital number, since it uses as much as digits as its factorization.

2233021601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30589410.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 2233021601 is about 47254.8579619069. The cubic root of 2233021601 is about 1307.0663721988.

Adding to 2233021601 its reverse (1061203322), we get a palindrome (3294224923).

The spelling of 2233021601 in words is "two billion, two hundred thirty-three million, twenty-one thousand, six hundred one".