340032433114021 has 4 divisors (see below), whose sum is σ = 340202704740012. Its totient is φ = 339862161488032.

The previous prime is 340032433114007. The next prime is 340032433114027. The reversal of 340032433114021 is 120411334230043.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 48850118789796 + 291182314324225 = 6989286^2 + 17064065^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340032433114021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340032433114027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85135810000 + ... + 85135813993.

It is an arithmetic number, because the mean of its divisors is an integer number (85050676185003).

Almost surely, 2^{340032433114021} is an apocalyptic number.

It is an amenable number.

340032433114021 is a deficient number, since it is larger than the sum of its proper divisors (170271625991).

340032433114021 is a wasteful number, since it uses less digits than its factorization.

340032433114021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170271625990.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 340032433114021 its reverse (120411334230043), we get a palindrome (460443767344064).

The spelling of 340032433114021 in words is "three hundred forty trillion, thirty-two billion, four hundred thirty-three million, one hundred fourteen thousand, twenty-one".