11000212511 has 2 divisors, whose sum is σ = 11000212512. Its totient is φ = 11000212510.

The previous prime is 11000212501. The next prime is 11000212519. The reversal of 11000212511 is 11521200011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11000212511 - 2²⁶ = 10933103647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11000212519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500106255 + 5500106256.

It is an arithmetic number, because the mean of its divisors is an integer number (5500106256).

Almost surely, 2^11000212511 is an apocalyptic number.

11000212511 is a deficient number, since it is larger than the sum of its proper divisors (1).

11000212511 is an equidigital number, since it uses as much as digits as its factorization.

11000212511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20, while the sum is 14.

Adding to 11000212511 its reverse (11521200011), we get a palindrome (22521412522).

The spelling of 11000212511 in words is "eleven billion, two hundred twelve thousand, five hundred eleven".