2111332020013 has 4 divisors (see below), whose sum is σ = 2111414937088. Its totient is φ = 2111249102940.

The previous prime is 2111332019939. The next prime is 2111332020019. The reversal of 2111332020013 is 3100202331112.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2111332020013 - 2⁹ = 2111332019501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111332020019) 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, 41420331 + ... + 41471272.

It is an arithmetic number, because the mean of its divisors is an integer number (527853734272).

Almost surely, 2^{2111332020013} is an apocalyptic number.

It is an amenable number.

2111332020013 is a deficient number, since it is larger than the sum of its proper divisors (82917075).

2111332020013 is an equidigital number, since it uses as much as digits as its factorization.

2111332020013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82917074.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 2111332020013 its reverse (3100202331112), we get a palindrome (5211534351125).

The spelling of 2111332020013 in words is "two trillion, one hundred eleven billion, three hundred thirty-two million, twenty thousand, thirteen".