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10030012211 = 31563574687
BaseRepresentation
bin10010101011101010…
…11101011100110011
3221220000020102010202
421111311131130303
5131020140342321
64335133545415
7503360461052
oct112565353463
927800212122
1010030012211
11428775369a
121b3b04526b
13c3ac97b8b
146b2136399
153da83a70b
hex255d5d733

10030012211 has 8 divisors (see below), whose sum is σ = 10371969024. Its totient is φ = 9689205960.

The previous prime is 10030012199. The next prime is 10030012253. The reversal of 10030012211 is 11221003001.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10030012211 is a prime.

It is a super-2 number, since 2×100300122112 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10030012192 and 10030012201.

It is not an unprimeable number, because it can be changed into a prime (10030012261) 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, 269891 + ... + 304796.

It is an arithmetic number, because the mean of its divisors is an integer number (1296496128).

Almost surely, 210030012211 is an apocalyptic number.

10030012211 is a deficient number, since it is larger than the sum of its proper divisors (341956813).

10030012211 is an equidigital number, since it uses as much as digits as its factorization.

10030012211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575281.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 10030012211 its reverse (11221003001), we get a palindrome (21251015212).

The spelling of 10030012211 in words is "ten billion, thirty million, twelve thousand, two hundred eleven".

Divisors: 1 31 563 17453 574687 17815297 323548781 10030012211