30133222 has 8 divisors (see below), whose sum is σ = 51656976. Its totient is φ = 12914232.

The previous prime is 30133217. The next prime is 30133273. The reversal of 30133222 is 22233103.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×30133222² = 1816022136202568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 30133196 and 30133205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1076173 + ... + 1076200.

It is an arithmetic number, because the mean of its divisors is an integer number (6457122).

Almost surely, 2^30133222 is an apocalyptic number.

30133222 is a deficient number, since it is larger than the sum of its proper divisors (21523754).

30133222 is a wasteful number, since it uses less digits than its factorization.

30133222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2152382.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 30133222 is about 5489.3735526014. The cubic root of 30133222 is about 311.1825178025.

Adding to 30133222 its reverse (22233103), we get a palindrome (52366325).

The spelling of 30133222 in words is "thirty million, one hundred thirty-three thousand, two hundred twenty-two".