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23022212101 = 73288887443
BaseRepresentation
bin10101011100001110…
…110001010000000101
32012102110100112212021
4111130032301100011
5334122141241401
614324245523141
71443340400620
oct253416612005
965373315767
1023022212101
119844490779
1245661134b1
13222b868415
141185830db7
158eb24b2a1
hex55c3b1405

23022212101 has 4 divisors (see below), whose sum is σ = 26311099552. Its totient is φ = 19733324652.

The previous prime is 23022212099. The next prime is 23022212111. The reversal of 23022212101 is 10121222032.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23022212101 - 21 = 23022212099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23022212111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1644443715 + ... + 1644443728.

It is an arithmetic number, because the mean of its divisors is an integer number (6577774888).

Almost surely, 223022212101 is an apocalyptic number.

It is an amenable number.

23022212101 is a deficient number, since it is larger than the sum of its proper divisors (3288887451).

23022212101 is an equidigital number, since it uses as much as digits as its factorization.

23022212101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3288887450.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 23022212101 its reverse (10121222032), we get a palindrome (33143434133).

The spelling of 23022212101 in words is "twenty-three billion, twenty-two million, two hundred twelve thousand, one hundred one".

Divisors: 1 7 3288887443 23022212101