40233452221 has 8 divisors (see below), whose sum is σ = 41013050400. Its totient is φ = 39457110000.

The previous prime is 40233452201. The next prime is 40233452243. The reversal of 40233452221 is 12225433204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40233452221 - 2¹³ = 40233444029 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40233452221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40233452201) 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 in 7 ways as a sum of consecutive naturals, for example, 789030 + ... + 838471.

It is an arithmetic number, because the mean of its divisors is an integer number (5126631300).

Almost surely, 2^40233452221 is an apocalyptic number.

It is an amenable number.

40233452221 is a deficient number, since it is larger than the sum of its proper divisors (779598179).

40233452221 is a wasteful number, since it uses less digits than its factorization.

40233452221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1627979.

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 40233452221 its reverse (12225433204), we get a palindrome (52458885425).

The spelling of 40233452221 in words is "forty billion, two hundred thirty-three million, four hundred fifty-two thousand, two hundred twenty-one".