201002011212811 has 2 divisors, whose sum is σ = 201002011212812. Its totient is φ = 201002011212810.

The previous prime is 201002011212803. The next prime is 201002011212857. The reversal of 201002011212811 is 118212110200102.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201002011212811 - 2³ = 201002011212803 is a prime.

It is a super-2 number, since 2×201002011212811² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (201002011212881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100501005606405 + 100501005606406.

It is an arithmetic number, because the mean of its divisors is an integer number (100501005606406).

Almost surely, 2^{201002011212811} is an apocalyptic number.

201002011212811 is a deficient number, since it is larger than the sum of its proper divisors (1).

201002011212811 is an equidigital number, since it uses as much as digits as its factorization.

201002011212811 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 22.

Adding to 201002011212811 its reverse (118212110200102), we get a palindrome (319214121412913).

The spelling of 201002011212811 in words is "two hundred one trillion, two billion, eleven million, two hundred twelve thousand, eight hundred eleven".