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30103222200 = 23352377871723
BaseRepresentation
bin11100000010010010…
…101011011110111000
32212200221112010121120
4130002102223132320
5443122411102300
621455040305240
72113662111132
oct340222533670
985627463546
1030103222200
1111848536437
125a01612220
132ab989641c
141658038052
15bb2c183a0
hex7024ab7b8

30103222200 has 192 divisors, whose sum is σ = 96019628160. Its totient is φ = 7796113920.

The previous prime is 30103222169. The next prime is 30103222207. The reversal of 30103222200 is 222230103.

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 30103222200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30103222207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17470539 + ... + 17472261.

It is an arithmetic number, because the mean of its divisors is an integer number (500102230).

Almost surely, 230103222200 is an apocalyptic number.

30103222200 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 30103222200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48009814080).

30103222200 is an abundant number, since it is smaller than the sum of its proper divisors (65916405960).

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

30103222200 is a wasteful number, since it uses less digits than its factorization.

30103222200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2566 (or 2557 counting only the distinct ones).

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

Adding to 30103222200 its reverse (222230103), we get a palindrome (30325452303).

The spelling of 30103222200 in words is "thirty billion, one hundred three million, two hundred twenty-two thousand, two hundred".