202011023311 has 2 divisors, whose sum is σ = 202011023312. Its totient is φ = 202011023310.

The previous prime is 202011023309. The next prime is 202011023321. The reversal of 202011023311 is 113320110202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 202011023311 - 2¹ = 202011023309 is a prime.

Together with 202011023309, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202011023321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101005511655 + 101005511656.

It is an arithmetic number, because the mean of its divisors is an integer number (101005511656).

Almost surely, 2^202011023311 is an apocalyptic number.

202011023311 is a deficient number, since it is larger than the sum of its proper divisors (1).

202011023311 is an equidigital number, since it uses as much as digits as its factorization.

202011023311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 202011023311 its reverse (113320110202), we get a palindrome (315331133513).

The spelling of 202011023311 in words is "two hundred two billion, eleven million, twenty-three thousand, three hundred eleven".