40221340432330 has 32 divisors (see below), whose sum is σ = 72604741276368. Its totient is φ = 16042721587200.

The previous prime is 40221340432303. The next prime is 40221340432337. The reversal of 40221340432330 is 3323404312204.

It is a happy number.

40221340432330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 4479153192801 + 35742187239529 = 2116401^2 + 5978477^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40221340432292 and 40221340432301.

It is not an unprimeable number, because it can be changed into a prime (40221340432337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6635020 + ... + 11156440.

Almost surely, 2^{40221340432330} is an apocalyptic number.

40221340432330 is a deficient number, since it is larger than the sum of its proper divisors (32383400844038).

40221340432330 is a wasteful number, since it uses less digits than its factorization.

40221340432330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4523962.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 40221340432330 its reverse (3323404312204), we get a palindrome (43544744744534).

The spelling of 40221340432330 in words is "forty trillion, two hundred twenty-one billion, three hundred forty million, four hundred thirty-two thousand, three hundred thirty".