2321020023 has 8 divisors (see below), whose sum is σ = 3536792448. Its totient is φ = 1326297144.

The previous prime is 2321019991. The next prime is 2321020067. The reversal of 2321020023 is 3200201232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2321020023 - 2⁵ = 2321019991 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2321019984 and 2321020011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2321025023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55262361 + ... + 55262402.

It is an arithmetic number, because the mean of its divisors is an integer number (442099056).

Almost surely, 2^2321020023 is an apocalyptic number.

2321020023 is a deficient number, since it is larger than the sum of its proper divisors (1215772425).

2321020023 is a wasteful number, since it uses less digits than its factorization.

2321020023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110524773.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 2321020023 is about 48176.9656890095. The cubic root of 2321020023 is about 1324.0151738311.

Adding to 2321020023 its reverse (3200201232), we get a palindrome (5521221255).

The spelling of 2321020023 in words is "two billion, three hundred twenty-one million, twenty thousand, twenty-three".