2012011452443 has 2 divisors, whose sum is σ = 2012011452444. Its totient is φ = 2012011452442.

The previous prime is 2012011452403. The next prime is 2012011452449. The reversal of 2012011452443 is 3442541102102.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2012011452443 - 2¹² = 2012011448347 is a prime.

It is not a weakly prime, because it can be changed into another prime (2012011452449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006005726221 + 1006005726222.

It is an arithmetic number, because the mean of its divisors is an integer number (1006005726222).

Almost surely, 2^{2012011452443} is an apocalyptic number.

2012011452443 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012011452443 is an equidigital number, since it uses as much as digits as its factorization.

2012011452443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 2012011452443 its reverse (3442541102102), we get a palindrome (5454552554545).

The spelling of 2012011452443 in words is "two trillion, twelve billion, eleven million, four hundred fifty-two thousand, four hundred forty-three".