2011123010001 has 8 divisors (see below), whose sum is σ = 3064568396224. Its totient is φ = 1149213148560.

The previous prime is 2011123009967. The next prime is 2011123010011. The reversal of 2011123010001 is 1000103211102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2011123010001 - 2²² = 2011118815697 is a prime.

It is a super-2 number, since 2×2011123010001² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2011123010011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47883881170 + ... + 47883881211.

It is an arithmetic number, because the mean of its divisors is an integer number (383071049528).

Almost surely, 2^{2011123010001} is an apocalyptic number.

2011123010001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2011123010001 is a deficient number, since it is larger than the sum of its proper divisors (1053445386223).

2011123010001 is an equidigital number, since it uses as much as digits as its factorization.

2011123010001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95767762391.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 2011123010001 its reverse (1000103211102), we get a palindrome (3011226221103).

The spelling of 2011123010001 in words is "two trillion, eleven billion, one hundred twenty-three million, ten thousand, one".