352021321353 has 16 divisors (see below), whose sum is σ = 506299275776. Its totient is φ = 216271607040.

The previous prime is 352021321349. The next prime is 352021321361. The reversal of 352021321353 is 353123120253.

It is a happy number.

It is not a de Polignac number, because 352021321353 - 2² = 352021321349 is a prime.

It is a super-2 number, since 2×352021321353² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 352021321353.

It is not an unprimeable number, because it can be changed into a prime (352021321153) 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 15 ways as a sum of consecutive naturals, for example, 7411408 + ... + 7458753.

It is an arithmetic number, because the mean of its divisors is an integer number (31643704736).

Almost surely, 2^352021321353 is an apocalyptic number.

It is an amenable number.

352021321353 is a deficient number, since it is larger than the sum of its proper divisors (154277954423).

352021321353 is a wasteful number, since it uses less digits than its factorization.

352021321353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14870784.

The product of its (nonzero) digits is 16200, while the sum is 30.

The spelling of 352021321353 in words is "three hundred fifty-two billion, twenty-one million, three hundred twenty-one thousand, three hundred fifty-three".