340441221440121 has 32 divisors (see below), whose sum is σ = 473972213532672. Its totient is φ = 216948681628800.

The previous prime is 340441221440119. The next prime is 340441221440123. The reversal of 340441221440121 is 121044122144043.

It is an interprime number because it is at equal distance from previous prime (340441221440119) and next prime (340441221440123).

It is not a de Polignac number, because 340441221440121 - 2¹ = 340441221440119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (340441221440123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 750134556 + ... + 750588258.

It is an arithmetic number, because the mean of its divisors is an integer number (14811631672896).

Almost surely, 2^{340441221440121} is an apocalyptic number.

It is an amenable number.

340441221440121 is a deficient number, since it is larger than the sum of its proper divisors (133530992092551).

340441221440121 is a wasteful number, since it uses less digits than its factorization.

340441221440121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460933.

The product of its (nonzero) digits is 24576, while the sum is 33.

Adding to 340441221440121 its reverse (121044122144043), we get a palindrome (461485343584164).

The spelling of 340441221440121 in words is "three hundred forty trillion, four hundred forty-one billion, two hundred twenty-one million, four hundred forty thousand, one hundred twenty-one".