344402210104021 has 8 divisors (see below), whose sum is σ = 356290213816800. Its totient is φ = 332515010753520.

The previous prime is 344402210104009. The next prime is 344402210104081. The reversal of 344402210104021 is 120401012204443.

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 344402210104021 - 2¹¹ = 344402210101973 is a prime.

It is a super-2 number, since 2×344402210104021² (a number of 30 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 (344402210104081) 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, 200219391 + ... + 201932188.

It is an arithmetic number, because the mean of its divisors is an integer number (44536276727100).

Almost surely, 2^{344402210104021} is an apocalyptic number.

It is an amenable number.

344402210104021 is a deficient number, since it is larger than the sum of its proper divisors (11888003712779).

344402210104021 is a wasteful number, since it uses less digits than its factorization.

344402210104021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402181139.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 344402210104021 its reverse (120401012204443), we get a palindrome (464803222308464).

The spelling of 344402210104021 in words is "three hundred forty-four trillion, four hundred two billion, two hundred ten million, one hundred four thousand, twenty-one".