30553221062009 has 2 divisors, whose sum is σ = 30553221062010. Its totient is φ = 30553221062008.

The previous prime is 30553221061967. The next prime is 30553221062071. The reversal of 30553221062009 is 90026012235503.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27468290640400 + 3084930421609 = 5241020^2 + 1756397^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30553221062009 is a prime.

It is not a weakly prime, because it can be changed into another prime (30553221062509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15276610531004 + 15276610531005.

It is an arithmetic number, because the mean of its divisors is an integer number (15276610531005).

Almost surely, 2^{30553221062009} is an apocalyptic number.

It is an amenable number.

30553221062009 is a deficient number, since it is larger than the sum of its proper divisors (1).

30553221062009 is an equidigital number, since it uses as much as digits as its factorization.

30553221062009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 97200, while the sum is 38.

The spelling of 30553221062009 in words is "thirty trillion, five hundred fifty-three billion, two hundred twenty-one million, sixty-two thousand, nine".