30220215343 has 4 divisors (see below), whose sum is σ = 30957293808. Its totient is φ = 29483136880.

The previous prime is 30220215341. The next prime is 30220215383. The reversal of 30220215343 is 34351202203.

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

It is a cyclic number.

It is not a de Polignac number, because 30220215343 - 2¹ = 30220215341 is a prime.

It is a super-2 number, since 2×30220215343² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30220215341) 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, 368539171 + ... + 368539252.

It is an arithmetic number, because the mean of its divisors is an integer number (7739323452).

Almost surely, 2^30220215343 is an apocalyptic number.

30220215343 is a deficient number, since it is larger than the sum of its proper divisors (737078465).

30220215343 is an equidigital number, since it uses as much as digits as its factorization.

30220215343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 737078464.

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 30220215343 its reverse (34351202203), we get a palindrome (64571417546).

The spelling of 30220215343 in words is "thirty billion, two hundred twenty million, two hundred fifteen thousand, three hundred forty-three".