40211202420420 has 96 divisors (see below), whose sum is σ = 119241952720128. Its totient is φ = 10089889861632.

The previous prime is 40211202420413. The next prime is 40211202420469. The reversal of 40211202420420 is 2402420211204.

It is a happy number.

40211202420420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 141897 + ... + 8968976.

It is an arithmetic number, because the mean of its divisors is an integer number (1242103674168).

Almost surely, 2^{40211202420420} is an apocalyptic number.

It is an amenable number.

40211202420420 is an abundant number, since it is smaller than the sum of its proper divisors (79030750299708).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40211202420420 is a wasteful number, since it uses less digits than its factorization.

40211202420420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9115229 (or 9115227 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 40211202420420 its reverse (2402420211204), we get a palindrome (42613622631624).

The spelling of 40211202420420 in words is "forty trillion, two hundred eleven billion, two hundred two million, four hundred twenty thousand, four hundred twenty".