30220340320031 has 2 divisors, whose sum is σ = 30220340320032. Its totient is φ = 30220340320030.

The previous prime is 30220340320007. The next prime is 30220340320043. The reversal of 30220340320031 is 13002304302203.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30220340320031 is a prime.

It is a super-2 number, since 2×30220340320031² (a number of 28 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 30220340319979 and 30220340320006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30220340320081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15110170160015 + 15110170160016.

It is an arithmetic number, because the mean of its divisors is an integer number (15110170160016).

Almost surely, 2^{30220340320031} is an apocalyptic number.

30220340320031 is a deficient number, since it is larger than the sum of its proper divisors (1).

30220340320031 is an equidigital number, since it uses as much as digits as its factorization.

30220340320031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 30220340320031 its reverse (13002304302203), we get a palindrome (43222644622234).

The spelling of 30220340320031 in words is "thirty trillion, two hundred twenty billion, three hundred forty million, three hundred twenty thousand, thirty-one".