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20122123003230 = 2352512672260691
BaseRepresentation
bin1001001001101000010111…
…11111100110010101011110
32122020122201100102212002110
410210310023333212111132
510114140101442100410
6110443550425534450
74144526652306033
oct444641377462536
978218640385073
1020122123003230
116458820941986
12230b976344426
13b2c67b281321
144d7cb751b38a
1524d6513e9720
hex124d0bfe655e

20122123003230 has 32 divisors (see below), whose sum is σ = 48485497995648. Its totient is φ = 5344521380000.

The previous prime is 20122123003187. The next prime is 20122123003237. The reversal of 20122123003230 is 3230032122102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20122123003197 and 20122123003206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20122123003237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1336122816 + ... + 1336137875.

It is an arithmetic number, because the mean of its divisors is an integer number (1515171812364).

Almost surely, 220122123003230 is an apocalyptic number.

20122123003230 is an abundant number, since it is smaller than the sum of its proper divisors (28363374992418).

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

20122123003230 is a wasteful number, since it uses less digits than its factorization.

20122123003230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2672260952.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 20122123003230 its reverse (3230032122102), we get a palindrome (23352155125332).

The spelling of 20122123003230 in words is "twenty trillion, one hundred twenty-two billion, one hundred twenty-three million, three thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 251 502 753 1255 1506 2510 3765 7530 2672260691 5344521382 8016782073 13361303455 16033564146 26722606910 40083910365 80167820730 670737433441 1341474866882 2012212300323 3353687167205 4024424600646 6707374334410 10061061501615 20122123003230