43141122003121 has 4 divisors (see below), whose sum is σ = 44193344491044. Its totient is φ = 42088899515200.

The previous prime is 43141122003103. The next prime is 43141122003131. The reversal of 43141122003121 is 12130022114134.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12281274936225 + 30859847066896 = 3504465^2 + 5555164^2 .

It is a cyclic number.

It is not a de Polignac number, because 43141122003121 - 2²¹ = 43141119905969 is a prime.

It is a super-2 number, since 2×43141122003121² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43141122003131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 526111243900 + ... + 526111243981.

It is an arithmetic number, because the mean of its divisors is an integer number (11048336122761).

Almost surely, 2^{43141122003121} is an apocalyptic number.

43141122003121 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

43141122003121 is a deficient number, since it is larger than the sum of its proper divisors (1052222487923).

43141122003121 is a wasteful number, since it uses less digits than its factorization.

43141122003121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052222487922.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 43141122003121 its reverse (12130022114134), we get a palindrome (55271144117255).

The spelling of 43141122003121 in words is "forty-three trillion, one hundred forty-one billion, one hundred twenty-two million, three thousand, one hundred twenty-one".