Search a number
-
+
2221103130300 = 223652241112637
BaseRepresentation
bin100000010100100100000…
…100000010011010111100
321212100001111101122000000
4200110210010002122330
5242342304400132200
64420205524234300
7316320002050215
oct40244404023274
97770044348000
102221103130300
11786a678a413a
122ba56ab3b990
131315ab9668a2
147970556c40c
153cb98e71300
hex205241026bc

2221103130300 has 252 divisors, whose sum is σ = 7229954268936. Its totient is φ = 592001654400.

The previous prime is 2221103130271. The next prime is 2221103130341. The reversal of 2221103130300 is 30313011222.

2221103130300 is a `hidden beast` number, since 2 + 221 + 10 + 3 + 130 + 300 = 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 83 ways as a sum of consecutive naturals, for example, 175755582 + ... + 175768218.

It is an arithmetic number, because the mean of its divisors is an integer number (28690294718).

Almost surely, 22221103130300 is an apocalyptic number.

2221103130300 is a gapful number since it is divisible by the number (20) 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 2221103130300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3614977134468).

2221103130300 is an abundant number, since it is smaller than the sum of its proper divisors (5008851138636).

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

2221103130300 is a wasteful number, since it uses less digits than its factorization.

2221103130300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15080 (or 15058 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 2221103130300 its reverse (30313011222), we get a palindrome (2251416141522).

The spelling of 2221103130300 in words is "two trillion, two hundred twenty-one billion, one hundred three million, one hundred thirty thousand, three hundred".