2321533051 has 4 divisors (see below), whose sum is σ = 2329736632. Its totient is φ = 2313329472.

The previous prime is 2321533021. The next prime is 2321533061. The reversal of 2321533051 is 1503351232.

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 2321533051 - 2¹³ = 2321524859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2321533021) 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, 4101366 + ... + 4101931.

It is an arithmetic number, because the mean of its divisors is an integer number (582434158).

Almost surely, 2^2321533051 is an apocalyptic number.

2321533051 is a deficient number, since it is larger than the sum of its proper divisors (8203581).

2321533051 is an equidigital number, since it uses as much as digits as its factorization.

2321533051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8203580.

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 2321533051 is about 48182.2898065254. The cubic root of 2321533051 is about 1324.1127181305.

Adding to 2321533051 its reverse (1503351232), we get a palindrome (3824884283).

The spelling of 2321533051 in words is "two billion, three hundred twenty-one million, five hundred thirty-three thousand, fifty-one".