2011031122001 has 64 divisors (see below), whose sum is σ = 2397054643200. Its totient is φ = 1666405171200.

The previous prime is 2011031121991. The next prime is 2011031122007. The reversal of 2011031122001 is 1002211301102.

It is not a de Polignac number, because 2011031122001 - 2⁶ = 2011031121937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2011031122007) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 646840235 + ... + 646843343.

It is an arithmetic number, because the mean of its divisors is an integer number (37453978800).

Almost surely, 2^{2011031122001} is an apocalyptic number.

It is an amenable number.

2011031122001 is a deficient number, since it is larger than the sum of its proper divisors (386023521199).

2011031122001 is a wasteful number, since it uses less digits than its factorization.

2011031122001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3770.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 2011031122001 its reverse (1002211301102), we get a palindrome (3013242423103).

The spelling of 2011031122001 in words is "two trillion, eleven billion, thirty-one million, one hundred twenty-two thousand, one".