30022021231200 has 216 divisors, whose sum is σ = 105901395189408. Its totient is φ = 8003131530240.

The previous prime is 30022021231187. The next prime is 30022021231247. The reversal of 30022021231200 is 213212022003.

30022021231200 is a `hidden beast` number, since 3 + 0 + 0 + 220 + 212 + 31 + 200 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 20362114 + ... + 21786686.

It is an arithmetic number, because the mean of its divisors is an integer number (490284236988).

Almost surely, 2^{30022021231200} is an apocalyptic number.

30022021231200 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30022021231200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52950697594704).

30022021231200 is an abundant number, since it is smaller than the sum of its proper divisors (75879373958208).

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

30022021231200 is a wasteful number, since it uses less digits than its factorization.

30022021231200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1427526 (or 1427510 counting only the distinct ones).

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

Adding to 30022021231200 its reverse (213212022003), we get a palindrome (30235233253203).

The spelling of 30022021231200 in words is "thirty trillion, twenty-two billion, twenty-one million, two hundred thirty-one thousand, two hundred".