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23030123321131 = 347401916513867
BaseRepresentation
bin1010011110010000111100…
…10100011101011100101011
310000112122202220002001021021
411033020132110131130223
511004311143032234011
6120551520444553311
74564604632210453
oct517103624353453
9100478686061237
1023030123321131
11737a025247833
1226bb485852837
13cb09678c64c4
14598941b00d63
1529e0ede63471
hex14f21e51d72b

23030123321131 has 8 divisors (see below), whose sum is σ = 23102240777280. Its totient is φ = 22958038901448.

The previous prime is 23030123321119. The next prime is 23030123321203. The reversal of 23030123321131 is 13112332103032.

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 23030123321131 - 213 = 23030123312939 is a prime.

It is a super-2 number, since 2×230301233211312 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23030123321096 and 23030123321105.

It is not an unprimeable number, because it can be changed into a prime (23030123321111) 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, 6862341 + ... + 9651526.

It is an arithmetic number, because the mean of its divisors is an integer number (2887780097160).

Almost surely, 223030123321131 is an apocalyptic number.

23030123321131 is a deficient number, since it is larger than the sum of its proper divisors (72117456149).

23030123321131 is a wasteful number, since it uses less digits than its factorization.

23030123321131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16518233.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 23030123321131 its reverse (13112332103032), we get a palindrome (36142455424163).

The spelling of 23030123321131 in words is "twenty-three trillion, thirty billion, one hundred twenty-three million, three hundred twenty-one thousand, one hundred thirty-one".

Divisors: 1 347 4019 1394593 16513867 5730311849 66369231473 23030123321131