2011011110001 has 8 divisors (see below), whose sum is σ = 2979275718560. Its totient is φ = 1340674073316.

The previous prime is 2011011109993. The next prime is 2011011110033. The reversal of 2011011110001 is 1000111101102.

It is not a de Polignac number, because 2011011110001 - 2³ = 2011011109993 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2011011910001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37240946455 + ... + 37240946508.

It is an arithmetic number, because the mean of its divisors is an integer number (372409464820).

Almost surely, 2^{2011011110001} is an apocalyptic number.

It is an amenable number.

2011011110001 is a deficient number, since it is larger than the sum of its proper divisors (968264608559).

2011011110001 is an equidigital number, since it uses as much as digits as its factorization.

2011011110001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74481892972 (or 74481892966 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 2011011110001 its reverse (1000111101102), we get a palindrome (3011122211103).

The spelling of 2011011110001 in words is "two trillion, eleven billion, eleven million, one hundred ten thousand, one".