30223023283021 has 2 divisors, whose sum is σ = 30223023283022. Its totient is φ = 30223023283020.

The previous prime is 30223023282989. The next prime is 30223023283097. The reversal of 30223023283021 is 12038232032203.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30203872598025 + 19150684996 = 5495805^2 + 138386^2 .

It is a cyclic number.

It is not a de Polignac number, because 30223023283021 - 2⁵ = 30223023282989 is a prime.

It is a super-2 number, since 2×30223023283021² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30223023283721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15111511641510 + 15111511641511.

It is an arithmetic number, because the mean of its divisors is an integer number (15111511641511).

Almost surely, 2^{30223023283021} is an apocalyptic number.

It is an amenable number.

30223023283021 is a deficient number, since it is larger than the sum of its proper divisors (1).

30223023283021 is an equidigital number, since it uses as much as digits as its factorization.

30223023283021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 31.

The spelling of 30223023283021 in words is "thirty trillion, two hundred twenty-three billion, twenty-three million, two hundred eighty-three thousand, twenty-one".