30022120321123 has 4 divisors (see below), whose sum is σ = 34310994652720. Its totient is φ = 25733245989528.

The previous prime is 30022120321073. The next prime is 30022120321181. The reversal of 30022120321123 is 32112302122003.

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

It is a de Polignac number, because none of the positive numbers 2^k-30022120321123 is a prime.

It is a super-2 number, since 2×30022120321123² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30022120321094 and 30022120321103.

It is not an unprimeable number, because it can be changed into a prime (30022120321723) 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, 2144437165788 + ... + 2144437165801.

It is an arithmetic number, because the mean of its divisors is an integer number (8577748663180).

Almost surely, 2^{30022120321123} is an apocalyptic number.

30022120321123 is a deficient number, since it is larger than the sum of its proper divisors (4288874331597).

30022120321123 is an equidigital number, since it uses as much as digits as its factorization.

30022120321123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4288874331596.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 30022120321123 its reverse (32112302122003), we get a palindrome (62134422443126).

The spelling of 30022120321123 in words is "thirty trillion, twenty-two billion, one hundred twenty million, three hundred twenty-one thousand, one hundred twenty-three".