30000222023100 has 144 divisors (see below), whose sum is σ = 99230754325248. Its totient is φ = 6855118479360.

The previous prime is 30000222023087. The next prime is 30000222023137. The reversal of 30000222023100 is 132022200003.

It is a super-2 number, since 2×30000222023100² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 30000222023100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4784764 + ... + 9104636.

It is an arithmetic number, because the mean of its divisors is an integer number (689102460592).

Almost surely, 2^{30000222023100} is an apocalyptic number.

30000222023100 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 30000222023100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49615377162624).

30000222023100 is an abundant number, since it is smaller than the sum of its proper divisors (69230532302148).

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

30000222023100 is a wasteful number, since it uses less digits than its factorization.

30000222023100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4323204 (or 4323197 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 30000222023100 its reverse (132022200003), we get a palindrome (30132244223103).

The spelling of 30000222023100 in words is "thirty trillion, two hundred twenty-two million, twenty-three thousand, one hundred".