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30122033111131 = 1317881129583327
BaseRepresentation
bin1101101100101010101010…
…00101010110000001011011
310221122122020021112010010211
412312111111011112001123
512422004410434024011
6144021512044151551
76226150026620263
oct666252505260133
9127578207463124
1030122033111131
119663756458705
123465a27b385b7
1313a66598c4a50
14761cb272a7a3
153738234d2b21
hex1b655515605b

30122033111131 has 8 divisors (see below), whose sum is σ = 32440926998144. Its totient is φ = 27803398426560.

The previous prime is 30122033111129. The next prime is 30122033111221. The reversal of 30122033111131 is 13111133022103.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30122033111131 - 21 = 30122033111129 is a prime.

It is a super-2 number, since 2×301220331111312 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30122033112131) 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, 64559211 + ... + 65024116.

It is an arithmetic number, because the mean of its divisors is an integer number (4055115874768).

Almost surely, 230122033111131 is an apocalyptic number.

30122033111131 is a deficient number, since it is larger than the sum of its proper divisors (2318893887013).

30122033111131 is a wasteful number, since it uses less digits than its factorization.

30122033111131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129601221.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 30122033111131 its reverse (13111133022103), we get a palindrome (43233166133234).

The spelling of 30122033111131 in words is "thirty trillion, one hundred twenty-two billion, thirty-three million, one hundred eleven thousand, one hundred thirty-one".

Divisors: 1 13 17881 232453 129583327 1684583251 2317079470087 30122033111131