30421101222 has 48 divisors (see below), whose sum is σ = 67477127328. Its totient is φ = 9902390400.

The previous prime is 30421101203. The next prime is 30421101287. The reversal of 30421101222 is 22210112403.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 30421101195 and 30421101204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18103 + ... + 247325.

It is an arithmetic number, because the mean of its divisors is an integer number (1405773486).

Almost surely, 2^30421101222 is an apocalyptic number.

30421101222 is an abundant number, since it is smaller than the sum of its proper divisors (37056026106).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30421101222 is a wasteful number, since it uses less digits than its factorization.

30421101222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229405 (or 229402 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 30421101222 its reverse (22210112403), we get a palindrome (52631213625).

The spelling of 30421101222 in words is "thirty billion, four hundred twenty-one million, one hundred one thousand, two hundred twenty-two".