30022121221223 has 4 divisors (see below), whose sum is σ = 30100507961088. Its totient is φ = 29943734481360.

The previous prime is 30022121221171. The next prime is 30022121221229. The reversal of 30022121221223 is 32212212122003.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 30022121221223 - 2³² = 30017826253927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30022121221229) 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, 39193369358 + ... + 39193370123.

It is an arithmetic number, because the mean of its divisors is an integer number (7525126990272).

Almost surely, 2^{30022121221223} is an apocalyptic number.

30022121221223 is a deficient number, since it is larger than the sum of its proper divisors (78386739865).

30022121221223 is an equidigital number, since it uses as much as digits as its factorization.

30022121221223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78386739864.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 30022121221223 its reverse (32212212122003), we get a palindrome (62234333343226).

The spelling of 30022121221223 in words is "thirty trillion, twenty-two billion, one hundred twenty-one million, two hundred twenty-one thousand, two hundred twenty-three".