420110111204340 has 48 divisors (see below), whose sum is σ = 1198502807822208. Its totient is φ = 109915601421184.

The previous prime is 420110111204327. The next prime is 420110111204347. The reversal of 420110111204340 is 43402111011024.

It is a happy number.

It is a super-2 number, since 2×420110111204340² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 420110111204340.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420110111204347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66055045752 + ... + 66055052111.

It is an arithmetic number, because the mean of its divisors is an integer number (24968808496296).

Almost surely, 2^{420110111204340} is an apocalyptic number.

It is an amenable number.

420110111204340 is an abundant number, since it is smaller than the sum of its proper divisors (778392696617868).

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

420110111204340 is a wasteful number, since it uses less digits than its factorization.

420110111204340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132110097928 (or 132110097926 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 420110111204340 its reverse (43402111011024), we get a palindrome (463512222215364).

The spelling of 420110111204340 in words is "four hundred twenty trillion, one hundred ten billion, one hundred eleven million, two hundred four thousand, three hundred forty".