30222120437 has 2 divisors, whose sum is σ = 30222120438. Its totient is φ = 30222120436.

The previous prime is 30222120419. The next prime is 30222120469. The reversal of 30222120437 is 73402122203.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19497653956 + 10724466481 = 139634^2 + 103559^2 .

It is a cyclic number.

It is not a de Polignac number, because 30222120437 - 2¹⁰ = 30222119413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30222120637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15111060218 + 15111060219.

It is an arithmetic number, because the mean of its divisors is an integer number (15111060219).

Almost surely, 2^30222120437 is an apocalyptic number.

It is an amenable number.

30222120437 is a deficient number, since it is larger than the sum of its proper divisors (1).

30222120437 is an equidigital number, since it uses as much as digits as its factorization.

30222120437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 26.

The spelling of 30222120437 in words is "thirty billion, two hundred twenty-two million, one hundred twenty thousand, four hundred thirty-seven".