30243202069 has 2 divisors, whose sum is σ = 30243202070. Its totient is φ = 30243202068.

The previous prime is 30243202061. The next prime is 30243202123. The reversal of 30243202069 is 96020234203.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21996745969 + 8246456100 = 148313^2 + 90810^2 .

It is a cyclic number.

It is not a de Polignac number, because 30243202069 - 2³ = 30243202061 is a prime.

It is a super-2 number, since 2×30243202069² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 30243202069.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30243202061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15121601034 + 15121601035.

It is an arithmetic number, because the mean of its divisors is an integer number (15121601035).

Almost surely, 2^30243202069 is an apocalyptic number.

It is an amenable number.

30243202069 is a deficient number, since it is larger than the sum of its proper divisors (1).

30243202069 is an equidigital number, since it uses as much as digits as its factorization.

30243202069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 31.

The spelling of 30243202069 in words is "thirty billion, two hundred forty-three million, two hundred two thousand, sixty-nine".