341555612021 has 32 divisors (see below), whose sum is σ = 390117114240. Its totient is φ = 296436547584.

The previous prime is 341555612017. The next prime is 341555612029. The reversal of 341555612021 is 120216555143.

It is a cyclic number.

It is not a de Polignac number, because 341555612021 - 2² = 341555612017 is a prime.

It is a super-2 number, since 2×341555612021² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (341555612029) 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 31 ways as a sum of consecutive naturals, for example, 20633270 + ... + 20649816.

It is an arithmetic number, because the mean of its divisors is an integer number (12191159820).

Almost surely, 2^341555612021 is an apocalyptic number.

It is an amenable number.

341555612021 is a deficient number, since it is larger than the sum of its proper divisors (48561502219).

341555612021 is a wasteful number, since it uses less digits than its factorization.

341555612021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17205.

The product of its (nonzero) digits is 36000, while the sum is 35.

The spelling of 341555612021 in words is "three hundred forty-one billion, five hundred fifty-five million, six hundred twelve thousand, twenty-one".