411111421440220 has 48 divisors (see below), whose sum is σ = 879382222685568. Its totient is φ = 161399406389760.

The previous prime is 411111421440211. The next prime is 411111421440227. The reversal of 411111421440220 is 22044124111114.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (411111421440227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 363340729 + ... + 364470448.

It is an arithmetic number, because the mean of its divisors is an integer number (18320462972616).

Almost surely, 2^{411111421440220} is an apocalyptic number.

It is an amenable number.

411111421440220 is an abundant number, since it is smaller than the sum of its proper divisors (468270801245348).

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

411111421440220 is a wasteful number, since it uses less digits than its factorization.

411111421440220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 727811710 (or 727811708 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 28.

Adding to 411111421440220 its reverse (22044124111114), we get a palindrome (433155545551334).

The spelling of 411111421440220 in words is "four hundred eleven trillion, one hundred eleven billion, four hundred twenty-one million, four hundred forty thousand, two hundred twenty".