2011201022023 has 4 divisors (see below), whose sum is σ = 2065557806440. Its totient is φ = 1956844237608.

The previous prime is 2011201022021. The next prime is 2011201022027. The reversal of 2011201022023 is 3202201021102.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2011201022023 - 2¹ = 2011201022021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2011201021988 and 2011201022006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011201022021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27178392153 + ... + 27178392226.

It is an arithmetic number, because the mean of its divisors is an integer number (516389451610).

Almost surely, 2^{2011201022023} is an apocalyptic number.

2011201022023 is a deficient number, since it is larger than the sum of its proper divisors (54356784417).

2011201022023 is an equidigital number, since it uses as much as digits as its factorization.

2011201022023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54356784416.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 2011201022023 its reverse (3202201021102), we get a palindrome (5213402043125).

The spelling of 2011201022023 in words is "two trillion, eleven billion, two hundred one million, twenty-two thousand, twenty-three".