2031101122011 has 16 divisors (see below), whose sum is σ = 2917041521184. Its totient is φ = 1249656113664.

The previous prime is 2031101121989. The next prime is 2031101122019. The reversal of 2031101122011 is 1102211011302.

It is not a de Polignac number, because 2031101122011 - 2¹⁷ = 2031100990939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2031101122019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5059806 + ... + 5446451.

It is an arithmetic number, because the mean of its divisors is an integer number (182315095074).

Almost surely, 2^{2031101122011} is an apocalyptic number.

2031101122011 is a deficient number, since it is larger than the sum of its proper divisors (885940399173).

2031101122011 is a wasteful number, since it uses less digits than its factorization.

2031101122011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10511230.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 2031101122011 its reverse (1102211011302), we get a palindrome (3133312133313).

The spelling of 2031101122011 in words is "two trillion, thirty-one billion, one hundred one million, one hundred twenty-two thousand, eleven".