233220131022001 has 2 divisors, whose sum is σ = 233220131022002. Its totient is φ = 233220131022000.

The previous prime is 233220131021987. The next prime is 233220131022059. The reversal of 233220131022001 is 100220131022332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 230294252351601 + 2925878670400 = 15175449^2 + 1710520^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-233220131022001 is a prime.

It is not a weakly prime, because it can be changed into another prime (233220131023001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116610065511000 + 116610065511001.

It is an arithmetic number, because the mean of its divisors is an integer number (116610065511001).

Almost surely, 2^{233220131022001} is an apocalyptic number.

It is an amenable number.

233220131022001 is a deficient number, since it is larger than the sum of its proper divisors (1).

233220131022001 is an equidigital number, since it uses as much as digits as its factorization.

233220131022001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 233220131022001 its reverse (100220131022332), we get a palindrome (333440262044333).

The spelling of 233220131022001 in words is "two hundred thirty-three trillion, two hundred twenty billion, one hundred thirty-one million, twenty-two thousand, one".