20232221033 has 16 divisors (see below), whose sum is σ = 21591360000. Its totient is φ = 18892054272.

The previous prime is 20232220973. The next prime is 20232221071. The reversal of 20232221033 is 33012223202.

It is a cyclic number.

It is not a de Polignac number, because 20232221033 - 2⁶ = 20232220969 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20232220996 and 20232221014.

It is not an unprimeable number, because it can be changed into a prime (20232221533) 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, 6021608 + ... + 6024966.

It is an arithmetic number, because the mean of its divisors is an integer number (1349460000).

Almost surely, 2^20232221033 is an apocalyptic number.

It is an amenable number.

20232221033 is a deficient number, since it is larger than the sum of its proper divisors (1359138967).

20232221033 is a wasteful number, since it uses less digits than its factorization.

20232221033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6064.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 20232221033 its reverse (33012223202), we get a palindrome (53244444235).

The spelling of 20232221033 in words is "twenty billion, two hundred thirty-two million, two hundred twenty-one thousand, thirty-three".