2051223323 has 4 divisors (see below), whose sum is σ = 2085989880. Its totient is φ = 2016456768.

The previous prime is 2051223313. The next prime is 2051223341. The reversal of 2051223323 is 3233221502.

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

It is a cyclic number.

It is not a de Polignac number, because 2051223323 - 2¹² = 2051219227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2051223313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17383190 + ... + 17383307.

It is an arithmetic number, because the mean of its divisors is an integer number (521497470).

Almost surely, 2^2051223323 is an apocalyptic number.

2051223323 is a deficient number, since it is larger than the sum of its proper divisors (34766557).

2051223323 is an equidigital number, since it uses as much as digits as its factorization.

2051223323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34766556.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 2051223323 is about 45290.4330184643. The cubic root of 2051223323 is about 1270.5867301541.

Adding to 2051223323 its reverse (3233221502), we get a palindrome (5284444825).

The spelling of 2051223323 in words is "two billion, fifty-one million, two hundred twenty-three thousand, three hundred twenty-three".