2032111131221 has 24 divisors (see below), whose sum is σ = 2080545283656. Its totient is φ = 1984771543040.

The previous prime is 2032111131179. The next prime is 2032111131229. The reversal of 2032111131221 is 1221311112302.

It can be written as a sum of positive squares in 12 ways, for example, as 692200704196 + 1339910427025 = 831986^2 + 1157545^2 .

It is not a de Polignac number, because 2032111131221 - 2²² = 2032106936917 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2032111131193 and 2032111131202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2032111131229) 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 23 ways as a sum of consecutive naturals, for example, 754588751 + ... + 754591443.

It is an arithmetic number, because the mean of its divisors is an integer number (86689386819).

Almost surely, 2^{2032111131221} is an apocalyptic number.

It is an amenable number.

2032111131221 is a deficient number, since it is larger than the sum of its proper divisors (48434152435).

2032111131221 is an equidigital number, since it uses as much as digits as its factorization.

2032111131221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3913 (or 3860 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 2032111131221 its reverse (1221311112302), we get a palindrome (3253422243523).

The spelling of 2032111131221 in words is "two trillion, thirty-two billion, one hundred eleven million, one hundred thirty-one thousand, two hundred twenty-one".