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23120130322 = 2175373175757
BaseRepresentation
bin10101100010000100…
…010011000100010010
32012200021121022102001
4111202010103010102
5334322223132242
614342104344214
71445636602522
oct254204230422
965607538361
1023120130322
119894790123
124592a7506a
132245c304b3
14119483d682
15904b3deb7
hex562113112

23120130322 has 32 divisors (see below), whose sum is σ = 37925764272. Its totient is φ = 10528487424.

The previous prime is 23120130287. The next prime is 23120130359. The reversal of 23120130322 is 22303102132.

It can be written as a sum of positive squares in 8 ways, for example, as 22731291361 + 388838961 = 150769^2 + 19719^2 .

It is a super-2 number, since 2×231201303222 (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23120130322.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43668 + ... + 219424.

Almost surely, 223120130322 is an apocalyptic number.

23120130322 is a deficient number, since it is larger than the sum of its proper divisors (14805633950).

23120130322 is a wasteful number, since it uses less digits than its factorization.

23120130322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175902.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 23120130322 its reverse (22303102132), we get a palindrome (45423232454).

The spelling of 23120130322 in words is "twenty-three billion, one hundred twenty million, one hundred thirty thousand, three hundred twenty-two".

Divisors: 1 2 17 34 53 73 106 146 901 1241 1802 2482 3869 7738 65773 131546 175757 351514 2987869 5975738 9315121 12830261 18630242 25660522 158357057 218114437 316714114 436228874 680003833 1360007666 11560065161 23120130322