30142022224 has 10 divisors (see below), whose sum is σ = 58400168090. Its totient is φ = 15071011104.

The previous prime is 30142022221. The next prime is 30142022297. The reversal of 30142022224 is 42222024103.

It can be written as a sum of positive squares in only one way, i.e., 24564919824 + 5577102400 = 156732^2 + 74680^2 .

It is a junction number, because it is equal to n+sod(n) for n = 30142022195 and 30142022204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30142022221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 941938179 + ... + 941938210.

It is an arithmetic number, because the mean of its divisors is an integer number (5840016809).

Almost surely, 2^30142022224 is an apocalyptic number.

It is an amenable number.

30142022224 is a deficient number, since it is larger than the sum of its proper divisors (28258145866).

30142022224 is a wasteful number, since it uses less digits than its factorization.

30142022224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1883876397 (or 1883876391 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 30142022224 its reverse (42222024103), we get a palindrome (72364046327).

The spelling of 30142022224 in words is "thirty billion, one hundred forty-two million, twenty-two thousand, two hundred twenty-four".