30220445234143 has 2 divisors, whose sum is σ = 30220445234144. Its totient is φ = 30220445234142.

The previous prime is 30220445234131. The next prime is 30220445234179. The reversal of 30220445234143 is 34143254402203.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30220445234143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30220445234543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15110222617071 + 15110222617072.

It is an arithmetic number, because the mean of its divisors is an integer number (15110222617072).

Almost surely, 2^{30220445234143} is an apocalyptic number.

30220445234143 is a deficient number, since it is larger than the sum of its proper divisors (1).

30220445234143 is an equidigital number, since it uses as much as digits as its factorization.

30220445234143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 276480, while the sum is 37.

Adding to 30220445234143 its reverse (34143254402203), we get a palindrome (64363699636346).

The spelling of 30220445234143 in words is "thirty trillion, two hundred twenty billion, four hundred forty-five million, two hundred thirty-four thousand, one hundred forty-three".