334812188021 has 8 divisors (see below), whose sum is σ = 337788219840. Its totient is φ = 331836386112.

The previous prime is 334812187981. The next prime is 334812188023. The reversal of 334812188021 is 120881218433.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-334812188021 is a prime.

It is a super-2 number, since 2×334812188021² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 334812188021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (334812188023) 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, 4384856 + ... + 4460558.

It is an arithmetic number, because the mean of its divisors is an integer number (42223527480).

Almost surely, 2^334812188021 is an apocalyptic number.

It is an amenable number.

334812188021 is a deficient number, since it is larger than the sum of its proper divisors (2976031819).

334812188021 is a wasteful number, since it uses less digits than its factorization.

334812188021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114955.

The product of its (nonzero) digits is 73728, while the sum is 41.

The spelling of 334812188021 in words is "three hundred thirty-four billion, eight hundred twelve million, one hundred eighty-eight thousand, twenty-one".