2111012145563 has 2 divisors, whose sum is σ = 2111012145564. Its totient is φ = 2111012145562.

The previous prime is 2111012145523. The next prime is 2111012145623. The reversal of 2111012145563 is 3655412101112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2111012145563 - 2¹⁴ = 2111012129179 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2111012145523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055506072781 + 1055506072782.

It is an arithmetic number, because the mean of its divisors is an integer number (1055506072782).

Almost surely, 2^{2111012145563} is an apocalyptic number.

2111012145563 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111012145563 is an equidigital number, since it uses as much as digits as its factorization.

2111012145563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 32.

Adding to 2111012145563 its reverse (3655412101112), we get a palindrome (5766424246675).

The spelling of 2111012145563 in words is "two trillion, one hundred eleven billion, twelve million, one hundred forty-five thousand, five hundred sixty-three".