30553221062443 has 2 divisors, whose sum is σ = 30553221062444. Its totient is φ = 30553221062442.

The previous prime is 30553221062359. The next prime is 30553221062467. The reversal of 30553221062443 is 34426012235503.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30553221062443 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30553221062396 and 30553221062405.

It is not a weakly prime, because it can be changed into another prime (30553221012443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15276610531221 + 15276610531222.

It is an arithmetic number, because the mean of its divisors is an integer number (15276610531222).

Almost surely, 2^{30553221062443} is an apocalyptic number.

30553221062443 is a deficient number, since it is larger than the sum of its proper divisors (1).

30553221062443 is an equidigital number, since it uses as much as digits as its factorization.

30553221062443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 518400, while the sum is 40.

Adding to 30553221062443 its reverse (34426012235503), we get a palindrome (64979233297946).

The spelling of 30553221062443 in words is "thirty trillion, five hundred fifty-three billion, two hundred twenty-one million, sixty-two thousand, four hundred forty-three".