340110216021 has 32 divisors (see below), whose sum is σ = 472651001856. Its totient is φ = 217303632000.

The previous prime is 340110215993. The next prime is 340110216023. The reversal of 340110216021 is 120612011043.

It is not a de Polignac number, because 340110216021 - 2²¹ = 340108118869 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340110216023) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 5953425 + ... + 6010281.

It is an arithmetic number, because the mean of its divisors is an integer number (14770343808).

Almost surely, 2^340110216021 is an apocalyptic number.

340110216021 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

340110216021 is a deficient number, since it is larger than the sum of its proper divisors (132540785835).

340110216021 is a wasteful number, since it uses less digits than its factorization.

340110216021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57513.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 340110216021 its reverse (120612011043), we get a palindrome (460722227064).

The spelling of 340110216021 in words is "three hundred forty billion, one hundred ten million, two hundred sixteen thousand, twenty-one".