12203403142043 has 4 divisors (see below), whose sum is σ = 12845687517960. Its totient is φ = 11561118766128.

The previous prime is 12203403142031. The next prime is 12203403142087. The reversal of 12203403142043 is 34024130430221.

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

It is a cyclic number.

It is not a de Polignac number, because 12203403142043 - 2²⁶ = 12203336033179 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12203403141997 and 12203403142015.

It is not an unprimeable number, because it can be changed into a prime (12203403142643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 321142187930 + ... + 321142187967.

It is an arithmetic number, because the mean of its divisors is an integer number (3211421879490).

Almost surely, 2^{12203403142043} is an apocalyptic number.

12203403142043 is a deficient number, since it is larger than the sum of its proper divisors (642284375917).

12203403142043 is an equidigital number, since it uses as much as digits as its factorization.

12203403142043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 642284375916.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 12203403142043 its reverse (34024130430221), we get a palindrome (46227533572264).

The spelling of 12203403142043 in words is "twelve trillion, two hundred three billion, four hundred three million, one hundred forty-two thousand, forty-three".