40221101233 has 2 divisors, whose sum is σ = 40221101234. Its totient is φ = 40221101232.

The previous prime is 40221101201. The next prime is 40221101281. The reversal of 40221101233 is 33210112204.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40146934689 + 74166544 = 200367^2 + 8612^2 .

It is a cyclic number.

It is not a de Polignac number, because 40221101233 - 2⁵ = 40221101201 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40221101233.

It is not a weakly prime, because it can be changed into another prime (40221101293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20110550616 + 20110550617.

It is an arithmetic number, because the mean of its divisors is an integer number (20110550617).

Almost surely, 2^40221101233 is an apocalyptic number.

It is an amenable number.

40221101233 is a deficient number, since it is larger than the sum of its proper divisors (1).

40221101233 is an equidigital number, since it uses as much as digits as its factorization.

40221101233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 40221101233 its reverse (33210112204), we get a palindrome (73431213437).

The spelling of 40221101233 in words is "forty billion, two hundred twenty-one million, one hundred one thousand, two hundred thirty-three".