4122021353 has 4 divisors (see below), whose sum is σ = 4126421460. Its totient is φ = 4117621248.

The previous prime is 4122021317. The next prime is 4122021359. The reversal of 4122021353 is 3531202214.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 874503184 + 3247518169 = 29572^2 + 56987^2 .

It is a cyclic number.

It is not a de Polignac number, because 4122021353 - 2¹⁸ = 4121759209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4122021359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2198648 + ... + 2200521.

It is an arithmetic number, because the mean of its divisors is an integer number (1031605365).

Almost surely, 2^4122021353 is an apocalyptic number.

It is an amenable number.

4122021353 is a deficient number, since it is larger than the sum of its proper divisors (4400107).

4122021353 is an equidigital number, since it uses as much as digits as its factorization.

4122021353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4400106.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 4122021353 is about 64202.9699702436. The cubic root of 4122021353 is about 1603.3810472971.

Adding to 4122021353 its reverse (3531202214), we get a palindrome (7653223567).

The spelling of 4122021353 in words is "four billion, one hundred twenty-two million, twenty-one thousand, three hundred fifty-three".