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12133210313020 = 225790176782751
BaseRepresentation
bin1011000010001111101110…
…1100001101000100111100
31120221220221021210010222111
42300203323230031010330
53042242303320004040
641445530405223404
72361411156002026
oct260437354150474
946856837703874
1012133210313020
113958735a00695
12143b5b7701b64
136a0206704104
142dd371599016
1516092ca1cdea
hexb08fbb0d13c

12133210313020 has 24 divisors (see below), whose sum is σ = 25482966864768. Its totient is φ = 4852669800000.

The previous prime is 12133210313011. The next prime is 12133210313023. The reversal of 12133210313020 is 2031301233121.

12133210313020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12133210312982 and 12133210313000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12133210313023) 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, 38233356 + ... + 38549395.

It is an arithmetic number, because the mean of its divisors is an integer number (1061790286032).

Almost surely, 212133210313020 is an apocalyptic number.

12133210313020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12133210313020 is an abundant number, since it is smaller than the sum of its proper divisors (13349756551748).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12133210313020 is a wasteful number, since it uses less digits than its factorization.

12133210313020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76790661 (or 76790659 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 12133210313020 its reverse (2031301233121), we get a palindrome (14164511546141).

The spelling of 12133210313020 in words is "twelve trillion, one hundred thirty-three billion, two hundred ten million, three hundred thirteen thousand, twenty".

Divisors: 1 2 4 5 10 20 7901 15802 31604 39505 79010 158020 76782751 153565502 307131004 383913755 767827510 1535655020 606660515651 1213321031302 2426642062604 3033302578255 6066605156510 12133210313020