2021121330322 has 8 divisors (see below), whose sum is σ = 3031705872972. Its totient is φ = 1010552706000.

The previous prime is 2021121330317. The next prime is 2021121330329. The reversal of 2021121330322 is 2230331211202.

It can be written as a sum of positive squares in 2 ways, for example, as 1984804786561 + 36316543761 = 1408831^2 + 190569^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 2021121330293 and 2021121330302.

It is not an unprimeable number, because it can be changed into a prime (2021121330329) 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 3 ways as a sum of consecutive naturals, for example, 3656929 + ... + 4173172.

Almost surely, 2^{2021121330322} is an apocalyptic number.

2021121330322 is a deficient number, since it is larger than the sum of its proper divisors (1010584542650).

2021121330322 is a wasteful number, since it uses less digits than its factorization.

2021121330322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7959164.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 2021121330322 its reverse (2230331211202), we get a palindrome (4251452541524).

The spelling of 2021121330322 in words is "two trillion, twenty-one billion, one hundred twenty-one million, three hundred thirty thousand, three hundred twenty-two".