30221212033130 has 16 divisors (see below), whose sum is σ = 57598074698760. Its totient is φ = 11377397471232.

The previous prime is 30221212033123. The next prime is 30221212033141. The reversal of 30221212033130 is 3133021212203.

It can be written as a sum of positive squares in 4 ways, for example, as 30217151922169 + 4060110961 = 5497013^2 + 63719^2 .

It is a junction number, because it is equal to n+sod(n) for n = 30221212033096 and 30221212033105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88885917575 + ... + 88885917914.

Almost surely, 2^{30221212033130} is an apocalyptic number.

30221212033130 is a deficient number, since it is larger than the sum of its proper divisors (27376862665630).

30221212033130 is a wasteful number, since it uses less digits than its factorization.

30221212033130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177771835513.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 30221212033130 its reverse (3133021212203), we get a palindrome (33354233245333).

The spelling of 30221212033130 in words is "thirty trillion, two hundred twenty-one billion, two hundred twelve million, thirty-three thousand, one hundred thirty".