2011200101023 has 4 divisors (see below), whose sum is σ = 2016996067080. Its totient is φ = 2005404134968.

The previous prime is 2011200101021. The next prime is 2011200101069. The reversal of 2011200101023 is 3201010021102.

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 2011200101023 - 2¹ = 2011200101021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2011200100994 and 2011200101012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011200101021) 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, 2897982508 + ... + 2897983201.

It is an arithmetic number, because the mean of its divisors is an integer number (504249016770).

Almost surely, 2^{2011200101023} is an apocalyptic number.

2011200101023 is a deficient number, since it is larger than the sum of its proper divisors (5795966057).

2011200101023 is an equidigital number, since it uses as much as digits as its factorization.

2011200101023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5795966056.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 2011200101023 its reverse (3201010021102), we get a palindrome (5212210122125).

The spelling of 2011200101023 in words is "two trillion, eleven billion, two hundred million, one hundred one thousand, twenty-three".