354221243081 has 8 divisors (see below), whose sum is σ = 355152463200. Its totient is φ = 353290341600.

The previous prime is 354221243059. The next prime is 354221243161. The reversal of 354221243081 is 180342122453.

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 354221243081 - 2²² = 354217048777 is a prime.

It is a super-3 number, since 3×354221243081³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (354221243281) 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, 2234630 + ... + 2387888.

It is an arithmetic number, because the mean of its divisors is an integer number (44394057900).

Almost surely, 2^354221243081 is an apocalyptic number.

It is an amenable number.

354221243081 is a deficient number, since it is larger than the sum of its proper divisors (931220119).

354221243081 is a wasteful number, since it uses less digits than its factorization.

354221243081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159319.

The product of its (nonzero) digits is 46080, while the sum is 35.

The spelling of 354221243081 in words is "three hundred fifty-four billion, two hundred twenty-one million, two hundred forty-three thousand, eighty-one".