2105121050467 has 2 divisors, whose sum is σ = 2105121050468. Its totient is φ = 2105121050466.

The previous prime is 2105121050443. The next prime is 2105121050503. The reversal of 2105121050467 is 7640501215012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2105121050467 - 2³¹ = 2102973566819 is a prime.

It is not a weakly prime, because it can be changed into another prime (2105121050407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1052560525233 + 1052560525234.

It is an arithmetic number, because the mean of its divisors is an integer number (1052560525234).

Almost surely, 2^{2105121050467} is an apocalyptic number.

2105121050467 is a deficient number, since it is larger than the sum of its proper divisors (1).

2105121050467 is an equidigital number, since it uses as much as digits as its factorization.

2105121050467 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16800, while the sum is 34.

Adding to 2105121050467 its reverse (7640501215012), we get a palindrome (9745622265479).

The spelling of 2105121050467 in words is "two trillion, one hundred five billion, one hundred twenty-one million, fifty thousand, four hundred sixty-seven".