2231021011101 has 32 divisors (see below), whose sum is σ = 3135595900800. Its totient is φ = 1407115100160.

The previous prime is 2231021011091. The next prime is 2231021011159. The reversal of 2231021011101 is 1011101201322.

It is not a de Polignac number, because 2231021011101 - 2⁷ = 2231021010973 is a prime.

It is a super-3 number, since 3×2231021011101³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2231021011181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 130178805 + ... + 130195941.

It is an arithmetic number, because the mean of its divisors is an integer number (97987371900).

Almost surely, 2^{2231021011101} is an apocalyptic number.

It is an amenable number.

2231021011101 is a deficient number, since it is larger than the sum of its proper divisors (904574889699).

2231021011101 is a wasteful number, since it uses less digits than its factorization.

2231021011101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20189.

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

Adding to 2231021011101 its reverse (1011101201322), we get a palindrome (3242122212423).

The spelling of 2231021011101 in words is "two trillion, two hundred thirty-one billion, twenty-one million, eleven thousand, one hundred one".