341140202021 has 4 divisors (see below), whose sum is σ = 343826345472. Its totient is φ = 338454058572.

The previous prime is 341140201991. The next prime is 341140202027. The reversal of 341140202021 is 120202041143.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 120202041143 = 727 ⋅165339809.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-341140202021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 341140201984 and 341140202002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (341140202027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1343071535 + ... + 1343071788.

It is an arithmetic number, because the mean of its divisors is an integer number (85956586368).

Almost surely, 2^341140202021 is an apocalyptic number.

It is an amenable number.

341140202021 is a deficient number, since it is larger than the sum of its proper divisors (2686143451).

341140202021 is a wasteful number, since it uses less digits than its factorization.

341140202021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2686143450.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 341140202021 its reverse (120202041143), we get a palindrome (461342243164).

The spelling of 341140202021 in words is "three hundred forty-one billion, one hundred forty million, two hundred two thousand, twenty-one".