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23122132330 = 2511210201203
BaseRepresentation
bin10101100010001011…
…111011110101101010
32012200102101000122111
4111202023323311222
5334323231213310
614342215312534
71445662611343
oct254213736552
965612330574
1023122132330
119895928280
12459367b74a
13224648180b
141194c010ca
15904dd728a
hex5622fbd6a

23122132330 has 16 divisors (see below), whose sum is σ = 45403460064. Its totient is φ = 8408048080.

The previous prime is 23122132321. The next prime is 23122132331. The reversal of 23122132330 is 3323122132.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (23122132331) 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, 105100492 + ... + 105100711.

It is an arithmetic number, because the mean of its divisors is an integer number (2837716254).

Almost surely, 223122132330 is an apocalyptic number.

23122132330 is a deficient number, since it is larger than the sum of its proper divisors (22281327734).

23122132330 is a wasteful number, since it uses less digits than its factorization.

23122132330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210201221.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 23122132330 its reverse (3323122132), we get a palindrome (26445254462).

The spelling of 23122132330 in words is "twenty-three billion, one hundred twenty-two million, one hundred thirty-two thousand, three hundred thirty".

Divisors: 1 2 5 10 11 22 55 110 210201203 420402406 1051006015 2102012030 2312213233 4624426466 11561066165 23122132330