12020120010043 has 2 divisors, whose sum is σ = 12020120010044. Its totient is φ = 12020120010042.

The previous prime is 12020120010007. The next prime is 12020120010049. The reversal of 12020120010043 is 34001002102021.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12020120010043 is a prime.

It is a super-2 number, since 2×12020120010043² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12020120009999 and 12020120010026.

It is not a weakly prime, because it can be changed into another prime (12020120010049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6010060005021 + 6010060005022.

It is an arithmetic number, because the mean of its divisors is an integer number (6010060005022).

Almost surely, 2^{12020120010043} is an apocalyptic number.

12020120010043 is a deficient number, since it is larger than the sum of its proper divisors (1).

12020120010043 is an equidigital number, since it uses as much as digits as its factorization.

12020120010043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12020120010043 its reverse (34001002102021), we get a palindrome (46021122112064).

The spelling of 12020120010043 in words is "twelve trillion, twenty billion, one hundred twenty million, ten thousand, forty-three".