40221204230212 has 24 divisors (see below), whose sum is σ = 70874512128000. Its totient is φ = 19971400796256.

The previous prime is 40221204230201. The next prime is 40221204230321. The reversal of 40221204230212 is 21203240212204.

It is an unprimeable number.

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, 4329412 + ... + 9959227.

It is an arithmetic number, because the mean of its divisors is an integer number (2953104672000).

Almost surely, 2^{40221204230212} is an apocalyptic number.

It is an amenable number.

40221204230212 is a deficient number, since it is larger than the sum of its proper divisors (30653307897788).

40221204230212 is a wasteful number, since it uses less digits than its factorization.

40221204230212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14293515 (or 14293513 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 40221204230212 its reverse (21203240212204), we get a palindrome (61424444442416).

The spelling of 40221204230212 in words is "forty trillion, two hundred twenty-one billion, two hundred four million, two hundred thirty thousand, two hundred twelve".