40212203312 has 20 divisors (see below), whose sum is σ = 79231673640. Its totient is φ = 19765319808.

The previous prime is 40212203303. The next prime is 40212203351. The reversal of 40212203312 is 21330221204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21297893 + ... + 21299780.

It is an arithmetic number, because the mean of its divisors is an integer number (3961583682).

Almost surely, 2^40212203312 is an apocalyptic number.

It is an amenable number.

40212203312 is a deficient number, since it is larger than the sum of its proper divisors (39019470328).

40212203312 is a wasteful number, since it uses less digits than its factorization.

40212203312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42597740 (or 42597734 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 40212203312 its reverse (21330221204), we get a palindrome (61542424516).

The spelling of 40212203312 in words is "forty billion, two hundred twelve million, two hundred three thousand, three hundred twelve".