203512006811 has 2 divisors, whose sum is σ = 203512006812. Its totient is φ = 203512006810.

The previous prime is 203512006793. The next prime is 203512006879. The reversal of 203512006811 is 118600215302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 203512006811 - 2¹⁰ = 203512005787 is a prime.

It is not a weakly prime, because it can be changed into another prime (203512006111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101756003405 + 101756003406.

It is an arithmetic number, because the mean of its divisors is an integer number (101756003406).

Almost surely, 2^203512006811 is an apocalyptic number.

203512006811 is a deficient number, since it is larger than the sum of its proper divisors (1).

203512006811 is an equidigital number, since it uses as much as digits as its factorization.

203512006811 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 29.

The spelling of 203512006811 in words is "two hundred three billion, five hundred twelve million, six thousand, eight hundred eleven".