20111330001099 has 4 divisors (see below), whose sum is σ = 26815106668136. Its totient is φ = 13407553334064.

The previous prime is 20111330001071. The next prime is 20111330001143. The reversal of 20111330001099 is 99010003311102.

It is a happy number.

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

It is not a de Polignac number, because 20111330001099 - 2²⁵ = 20111296446667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20111330001199) 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, 3351888333514 + ... + 3351888333519.

It is an arithmetic number, because the mean of its divisors is an integer number (6703776667034).

Almost surely, 2^{20111330001099} is an apocalyptic number.

20111330001099 is a deficient number, since it is larger than the sum of its proper divisors (6703776667037).

20111330001099 is an equidigital number, since it uses as much as digits as its factorization.

20111330001099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6703776667036.

The product of its (nonzero) digits is 1458, while the sum is 30.

The spelling of 20111330001099 in words is "twenty trillion, one hundred eleven billion, three hundred thirty million, one thousand, ninety-nine".