201022120011 has 4 divisors (see below), whose sum is σ = 268029493352. Its totient is φ = 134014746672.

The previous prime is 201022119967. The next prime is 201022120021. The reversal of 201022120011 is 110021220102.

201022120011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 201022120011 - 2¹¹ = 201022117963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201022120021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33503686666 + ... + 33503686671.

It is an arithmetic number, because the mean of its divisors is an integer number (67007373338).

Almost surely, 2^201022120011 is an apocalyptic number.

201022120011 is a deficient number, since it is larger than the sum of its proper divisors (67007373341).

201022120011 is an equidigital number, since it uses as much as digits as its factorization.

201022120011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67007373340.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 201022120011 its reverse (110021220102), we get a palindrome (311043340113).

The spelling of 201022120011 in words is "two hundred one billion, twenty-two million, one hundred twenty thousand, eleven".