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12030233320031 = 199155338926873
BaseRepresentation
bin1010111100010000000111…
…0010001001101001011111
31120121002010122101220002012
42233010001302021221133
53034100404212220111
641330340215021435
72351104253002463
oct257040162115137
946532118356065
1012030233320031
113918aa2099703
12142365896a87b
136935a5207174
142d83a30004a3
1515ce0228648b
hexaf101c89a5f

12030233320031 has 8 divisors (see below), whose sum is σ = 12098472439200. Its totient is φ = 11962072058112.

The previous prime is 12030233319913. The next prime is 12030233320051. The reversal of 12030233320031 is 13002333203021.

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-12030233320031 is a prime.

It is a super-2 number, since 2×120302333200312 (a number of 27 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 = 12030233319979 and 12030233320006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12030233320051) 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, 19154390 + ... + 19772483.

It is an arithmetic number, because the mean of its divisors is an integer number (1512309054900).

Almost surely, 212030233320031 is an apocalyptic number.

12030233320031 is a deficient number, since it is larger than the sum of its proper divisors (68239119169).

12030233320031 is a wasteful number, since it uses less digits than its factorization.

12030233320031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38928625.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 12030233320031 its reverse (13002333203021), we get a palindrome (25032566523052).

The spelling of 12030233320031 in words is "twelve trillion, thirty billion, two hundred thirty-three million, three hundred twenty thousand, thirty-one".

Divisors: 1 199 1553 309047 38926873 7746447727 60453433769 12030233320031