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30122242211 = 1917340122853
BaseRepresentation
bin11100000011011011…
…001111000010100011
32212202021022110011102
4130003123033002203
5443142243222321
621501000105015
72114312556065
oct340333170243
985667273142
1030122242211
1111858247456
125a07a6516b
132ac07c5779
14165a789735
15bb4723c0b
hex7036cf0a3

30122242211 has 16 divisors (see below), whose sum is σ = 31971831840. Its totient is φ = 28299916800.

The previous prime is 30122242201. The next prime is 30122242231. The reversal of 30122242211 is 11224222103.

It is a cyclic number.

It is not a de Polignac number, because 30122242211 - 26 = 30122242147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30122242201) 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 15 ways as a sum of consecutive naturals, for example, 1306661 + ... + 1329513.

It is an arithmetic number, because the mean of its divisors is an integer number (1998239490).

Almost surely, 230122242211 is an apocalyptic number.

30122242211 is a deficient number, since it is larger than the sum of its proper divisors (1849589629).

30122242211 is a wasteful number, since it uses less digits than its factorization.

30122242211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23446.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 30122242211 its reverse (11224222103), we get a palindrome (41346464314).

The spelling of 30122242211 in words is "thirty billion, one hundred twenty-two million, two hundred forty-two thousand, two hundred eleven".

Divisors: 1 19 173 401 3287 7619 22853 69373 434207 1318087 3953569 9164053 75117811 174117007 1585381169 30122242211