20233220333 has 4 divisors (see below), whose sum is σ = 20234024448. Its totient is φ = 20232416220.

The previous prime is 20233220299. The next prime is 20233220351. The reversal of 20233220333 is 33302233202.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20233220333 - 2²⁸ = 19964784877 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20233220299 and 20233220308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20233220393) 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, 363053 + ... + 415058.

It is an arithmetic number, because the mean of its divisors is an integer number (5058506112).

Almost surely, 2^20233220333 is an apocalyptic number.

It is an amenable number.

20233220333 is a deficient number, since it is larger than the sum of its proper divisors (804115).

20233220333 is an equidigital number, since it uses as much as digits as its factorization.

20233220333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804114.

The product of its (nonzero) digits is 3888, while the sum is 23.

Adding to 20233220333 its reverse (33302233202), we get a palindrome (53535453535).

The spelling of 20233220333 in words is "twenty billion, two hundred thirty-three million, two hundred twenty thousand, three hundred thirty-three".