4021121022322 has 16 divisors (see below), whose sum is σ = 6037208769240. Its totient is φ = 2008718272512.

The previous prime is 4021121022319. The next prime is 4021121022323. The reversal of 4021121022322 is 2232201211204.

It can be written as a sum of positive squares in 4 ways, for example, as 3984658737921 + 36462284401 = 1996161^2 + 190951^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4021121022293 and 4021121022302.

It is not an unprimeable number, because it can be changed into a prime (4021121022323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77522548 + ... + 77574400.

Almost surely, 2^{4021121022322} is an apocalyptic number.

4021121022322 is a deficient number, since it is larger than the sum of its proper divisors (2016087746918).

4021121022322 is a wasteful number, since it uses less digits than its factorization.

4021121022322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86637.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 4021121022322 its reverse (2232201211204), we get a palindrome (6253322233526).

The spelling of 4021121022322 in words is "four trillion, twenty-one billion, one hundred twenty-one million, twenty-two thousand, three hundred twenty-two".