30222220294 has 24 divisors (see below), whose sum is σ = 55027507248. Its totient is φ = 12389232240.

The previous prime is 30222220279. The next prime is 30222220309. The reversal of 30222220294 is 49202222203.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (30222220279) and next prime (30222220309).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6701877 + ... + 6706384.

It is an arithmetic number, because the mean of its divisors is an integer number (2292812802).

Almost surely, 2^30222220294 is an apocalyptic number.

30222220294 is a deficient number, since it is larger than the sum of its proper divisors (24805286954).

30222220294 is a wasteful number, since it uses less digits than its factorization.

30222220294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13408300 (or 13408293 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 30222220294 its reverse (49202222203), we get a palindrome (79424442497).

The spelling of 30222220294 in words is "thirty billion, two hundred twenty-two million, two hundred twenty thousand, two hundred ninety-four".