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30013030122 = 2331161360377
BaseRepresentation
bin11011111100111010…
…100111111011101010
32212110122210220100020
4123330322213323222
5442431313430442
621442055221310
72111515355355
oct337472477352
985418726306
1030013030122
1111801633829
125997377836
132aa3ca7c2a
14164a07b29c
15ba9d4e9ec
hex6fcea7eea

30013030122 has 16 divisors (see below), whose sum is σ = 61962385152. Its totient is φ = 9681622560.

The previous prime is 30013030121. The next prime is 30013030133. The reversal of 30013030122 is 22103031003.

It is not an unprimeable number, because it can be changed into a prime (30013030121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80680003 + ... + 80680374.

It is an arithmetic number, because the mean of its divisors is an integer number (3872649072).

Almost surely, 230013030122 is an apocalyptic number.

30013030122 is an abundant number, since it is smaller than the sum of its proper divisors (31949355030).

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

30013030122 is a wasteful number, since it uses less digits than its factorization.

30013030122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161360413.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 30013030122 its reverse (22103031003), we get a palindrome (52116061125).

The spelling of 30013030122 in words is "thirty billion, thirteen million, thirty thousand, one hundred twenty-two".

Divisors: 1 2 3 6 31 62 93 186 161360377 322720754 484081131 968162262 5002171687 10004343374 15006515061 30013030122