341020021 has 8 divisors (see below), whose sum is σ = 344844864. Its totient is φ = 337207200.

The previous prime is 341020007. The next prime is 341020027. The reversal of 341020021 is 120020143.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 341020021 - 2¹⁷ = 340888949 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 341019983 and 341020010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (341020027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61656 + ... + 66958.

It is an arithmetic number, because the mean of its divisors is an integer number (43105608).

Almost surely, 2^341020021 is an apocalyptic number.

It is an amenable number.

341020021 is a deficient number, since it is larger than the sum of its proper divisors (3824843).

341020021 is a wasteful number, since it uses less digits than its factorization.

341020021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6011.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 341020021 is about 18466.7274036306. The cubic root of 341020021 is about 698.6504754443.

Adding to 341020021 its reverse (120020143), we get a palindrome (461040164).

The spelling of 341020021 in words is "three hundred forty-one million, twenty thousand, twenty-one".