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30201222000 = 24353194361101
BaseRepresentation
bin11100001000001000…
…100001001101110000
32212221202221001001210
4130020020201031300
5443323003101000
621512501000120
72116262102625
oct341010411560
985852831053
1030201222000
1111898891104
125a2a3b3040
132b03c89681
14166706834c
15bbb625350
hex708221370

30201222000 has 640 divisors, whose sum is σ = 107651681280. Its totient is φ = 7257600000.

The previous prime is 30201221987. The next prime is 30201222049. The reversal of 30201222000 is 22210203.

It is a super-2 number, since 2×302012220002 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 299021950 + ... + 299022050.

It is an arithmetic number, because the mean of its divisors is an integer number (168205752).

Almost surely, 230201222000 is an apocalyptic number.

30201222000 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 30201222000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53825840640).

30201222000 is an abundant number, since it is smaller than the sum of its proper divisors (77450459280).

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

30201222000 is a wasteful number, since it uses less digits than its factorization.

30201222000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250 (or 234 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

Adding to 30201222000 its reverse (22210203), we get a palindrome (30223432203).

The spelling of 30201222000 in words is "thirty billion, two hundred one million, two hundred twenty-two thousand".