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23030011033 = 79333187517
BaseRepresentation
bin10101011100101100…
…100001010010011001
32012110000000202222121
4111130230201102121
5334131140323113
614325125021241
71443463602211
oct253454412231
965400022877
1023030011033
119848928177
124568854821
132230369183
1411868a1241
158ebc8be8d
hex55cb21499

23030011033 has 8 divisors (see below), whose sum is σ = 23328798080. Its totient is φ = 22731405840.

The previous prime is 23030011007. The next prime is 23030011051. The reversal of 23030011033 is 33011003032.

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-23030011033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23030010998 and 23030011016.

It is not an unprimeable number, because it can be changed into a prime (23030011633) 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, 219391 + ... + 306907.

It is an arithmetic number, because the mean of its divisors is an integer number (2916099760).

Almost surely, 223030011033 is an apocalyptic number.

It is an amenable number.

23030011033 is a deficient number, since it is larger than the sum of its proper divisors (298787047).

23030011033 is an equidigital number, since it uses as much as digits as its factorization.

23030011033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90927.

The product of its (nonzero) digits is 162, while the sum is 16.

Adding to 23030011033 its reverse (33011003032), we get a palindrome (56041014065).

The spelling of 23030011033 in words is "twenty-three billion, thirty million, eleven thousand, thirty-three".

Divisors: 1 79 3331 87517 263149 6913843 291519127 23030011033