40110221212 has 12 divisors (see below), whose sum is σ = 70639976680. Its totient is φ = 19927370736.

The previous prime is 40110221197. The next prime is 40110221213. The reversal of 40110221212 is 21212201104.

40110221212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40110221213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31934262 + ... + 31935517.

Almost surely, 2^40110221212 is an apocalyptic number.

It is an amenable number.

40110221212 is a deficient number, since it is larger than the sum of its proper divisors (30529755468).

40110221212 is a wasteful number, since it uses less digits than its factorization.

40110221212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63869940 (or 63869938 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 40110221212 its reverse (21212201104), we get a palindrome (61322422316).

The spelling of 40110221212 in words is "forty billion, one hundred ten million, two hundred twenty-one thousand, two hundred twelve".