344131101110021 has 16 divisors (see below), whose sum is σ = 356347816776000. Its totient is φ = 331937746358400.

The previous prime is 344131101109927. The next prime is 344131101110057. The reversal of 344131101110021 is 120011101131443.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-344131101110021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344131101113021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1130626826 + ... + 1130931156.

It is an arithmetic number, because the mean of its divisors is an integer number (22271738548500).

Almost surely, 2^{344131101110021} is an apocalyptic number.

It is an amenable number.

344131101110021 is a deficient number, since it is larger than the sum of its proper divisors (12216715665979).

344131101110021 is a wasteful number, since it uses less digits than its factorization.

344131101110021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342580.

The product of its (nonzero) digits is 288, while the sum is 23.

Adding to 344131101110021 its reverse (120011101131443), we get a palindrome (464142202241464).

The spelling of 344131101110021 in words is "three hundred forty-four trillion, one hundred thirty-one billion, one hundred one million, one hundred ten thousand, twenty-one".