30012231020202 has 192 divisors, whose sum is σ = 70540729459200. Its totient is φ = 9193509642240.

The previous prime is 30012231020171. The next prime is 30012231020203. The reversal of 30012231020202 is 20202013221003.

30012231020202 is a `hidden beast` number, since 30 + 0 + 122 + 310 + 2 + 0 + 202 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (30012231020203) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4493518299 + ... + 4493524977.

It is an arithmetic number, because the mean of its divisors is an integer number (367399632600).

Almost surely, 2^{30012231020202} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30012231020202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35270364729600).

30012231020202 is an abundant number, since it is smaller than the sum of its proper divisors (40528498438998).

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

30012231020202 is a wasteful number, since it uses less digits than its factorization.

30012231020202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8533 (or 8530 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 30012231020202 its reverse (20202013221003), we get a palindrome (50214244241205).

The spelling of 30012231020202 in words is "thirty trillion, twelve billion, two hundred thirty-one million, twenty thousand, two hundred two".