233220022001 has 4 divisors (see below), whose sum is σ = 233253542400. Its totient is φ = 233186501604.

The previous prime is 233220021973. The next prime is 233220022031. The reversal of 233220022001 is 100220022332.

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 233220022001 - 2¹⁴ = 233220005617 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (233220022031) 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, 16749761 + ... + 16763678.

It is an arithmetic number, because the mean of its divisors is an integer number (58313385600).

Almost surely, 2^233220022001 is an apocalyptic number.

It is an amenable number.

233220022001 is a deficient number, since it is larger than the sum of its proper divisors (33520399).

233220022001 is an equidigital number, since it uses as much as digits as its factorization.

233220022001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33520398.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 233220022001 its reverse (100220022332), we get a palindrome (333440044333).

The spelling of 233220022001 in words is "two hundred thirty-three billion, two hundred twenty million, twenty-two thousand, one".