344200023111 has 32 divisors (see below), whose sum is σ = 556921363968. Its totient is φ = 184591503360.

The previous prime is 344200023049. The next prime is 344200023133. The reversal of 344200023111 is 111320002443.

It is not a de Polignac number, because 344200023111 - 2¹⁰ = 344200022087 is a prime.

It is a super-2 number, since 2×344200023111² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344200024111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1239625 + ... + 1491666.

It is an arithmetic number, because the mean of its divisors is an integer number (17403792624).

Almost surely, 2^344200023111 is an apocalyptic number.

344200023111 is a deficient number, since it is larger than the sum of its proper divisors (212721340857).

344200023111 is a wasteful number, since it uses less digits than its factorization.

344200023111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2731671.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 344200023111 its reverse (111320002443), we get a palindrome (455520025554).

The spelling of 344200023111 in words is "three hundred forty-four billion, two hundred million, twenty-three thousand, one hundred eleven".