30311442221141 has 2 divisors, whose sum is σ = 30311442221142. Its totient is φ = 30311442221140.

The previous prime is 30311442221101. The next prime is 30311442221147. The reversal of 30311442221141 is 14112224411303.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30311124846916 + 317374225 = 5505554^2 + 17815^2 .

It is a cyclic number.

It is not a de Polignac number, because 30311442221141 - 2¹⁸ = 30311441958997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30311442221147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15155721110570 + 15155721110571.

It is an arithmetic number, because the mean of its divisors is an integer number (15155721110571).

Almost surely, 2^{30311442221141} is an apocalyptic number.

It is an amenable number.

30311442221141 is a deficient number, since it is larger than the sum of its proper divisors (1).

30311442221141 is an equidigital number, since it uses as much as digits as its factorization.

30311442221141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 29.

Adding to 30311442221141 its reverse (14112224411303), we get a palindrome (44423666632444).

The spelling of 30311442221141 in words is "thirty trillion, three hundred eleven billion, four hundred forty-two million, two hundred twenty-one thousand, one hundred forty-one".