12034344343021 has 64 divisors (see below), whose sum is σ = 17117631659520. Its totient is φ = 8142529167360.

The previous prime is 12034344343013. The next prime is 12034344343027.

12034344343021 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 12034344343021 - 2³ = 12034344343013 is a prime.

It is a super-2 number, since 2×12034344343021² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12034344343027) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 31752525 + ... + 32129293.

It is an arithmetic number, because the mean of its divisors is an integer number (267462994680).

Almost surely, 2^{12034344343021} is an apocalyptic number.

12034344343021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12034344343021 is a deficient number, since it is larger than the sum of its proper divisors (5083287316499).

12034344343021 is a wasteful number, since it uses less digits than its factorization.

12034344343021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378694.

The product of its (nonzero) digits is 82944, while the sum is 34.

It can be divided in two parts, 1203434 and 4343021, that added together give a palindrome (5546455).

The spelling of 12034344343021 in words is "twelve trillion, thirty-four billion, three hundred forty-four million, three hundred forty-three thousand, twenty-one".