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10030023211 = 135571385171
BaseRepresentation
bin10010101011101011…
…00000001000101011
3221220000020222020011
421111311200020223
5131020141220321
64335134112351
7503360535115
oct112565401053
927800228204
1010030023211
11428776098a
121b3b04b6b7
13c3ac9cba0
146b213a3b5
153da83dae1
hex255d6022b

10030023211 has 8 divisors (see below), whose sum is σ = 10820963664. Its totient is φ = 9241854240.

The previous prime is 10030023209. The next prime is 10030023217. The reversal of 10030023211 is 11232003001.

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 10030023211 - 21 = 10030023209 is a prime.

It is a super-2 number, since 2×100300232112 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10030023191 and 10030023200.

It is not an unprimeable number, because it can be changed into a prime (10030023217) 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, 685345 + ... + 699826.

It is an arithmetic number, because the mean of its divisors is an integer number (1352620458).

Almost surely, 210030023211 is an apocalyptic number.

10030023211 is a deficient number, since it is larger than the sum of its proper divisors (790940453).

10030023211 is a wasteful number, since it uses less digits than its factorization.

10030023211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1385741.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 10030023211 its reverse (11232003001), we get a palindrome (21262026212).

The spelling of 10030023211 in words is "ten billion, thirty million, twenty-three thousand, two hundred eleven".

Divisors: 1 13 557 7241 1385171 18007223 771540247 10030023211