2321225291 has 16 divisors (see below), whose sum is σ = 2964584448. Its totient is φ = 1764628800.

The previous prime is 2321225243. The next prime is 2321225323. The reversal of 2321225291 is 1925221232.

It is not a de Polignac number, because 2321225291 - 2¹⁴ = 2321208907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2321225591) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 364475 + ... + 370788.

It is an arithmetic number, because the mean of its divisors is an integer number (185286528).

Almost surely, 2^2321225291 is an apocalyptic number.

2321225291 is a deficient number, since it is larger than the sum of its proper divisors (643359157).

2321225291 is a wasteful number, since it uses less digits than its factorization.

2321225291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 735322.

The product of its digits is 4320, while the sum is 29.

The square root of 2321225291 is about 48179.0959960853. The cubic root of 2321225291 is about 1324.0542040754.

The spelling of 2321225291 in words is "two billion, three hundred twenty-one million, two hundred twenty-five thousand, two hundred ninety-one".