30221023013029 has 4 divisors (see below), whose sum is σ = 30958121135340. Its totient is φ = 29483924890720.

The previous prime is 30221023012967. The next prime is 30221023013081. The reversal of 30221023013029 is 92031032012203.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2445698760129 + 27775324252900 = 1563873^2 + 5270230^2 .

It is a cyclic number.

It is not a de Polignac number, because 30221023013029 - 2⁹ = 30221023012517 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30221023012988 and 30221023013006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30221023013329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 368549061094 + ... + 368549061175.

It is an arithmetic number, because the mean of its divisors is an integer number (7739530283835).

Almost surely, 2^{30221023013029} is an apocalyptic number.

It is an amenable number.

30221023013029 is a deficient number, since it is larger than the sum of its proper divisors (737098122311).

30221023013029 is an equidigital number, since it uses as much as digits as its factorization.

30221023013029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737098122310.

The product of its (nonzero) digits is 3888, while the sum is 28.

The spelling of 30221023013029 in words is "thirty trillion, two hundred twenty-one billion, twenty-three million, thirteen thousand, twenty-nine".