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12213010420232 = 233199149693249
BaseRepresentation
bin1011000110111001000000…
…1001011101001000001000
31121020112220200202121121212
42301232100021131020020
53100044221131421412
641550325102352252
72400234532503566
oct261562011351010
947215820677555
1012213010420232
113989565a98316
121452b6858b688
136a78b32bb66b
1430318197ca36
15162a4d6a4222
hexb1b9025d208

12213010420232 has 32 divisors (see below), whose sum is σ = 23661937920000. Its totient is φ = 5903557862400.

The previous prime is 12213010420231. The next prime is 12213010420243. The reversal of 12213010420232 is 23202401031221.

It is a super-3 number, since 3×122130104202323 (a number of 40 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12213010420198 and 12213010420207.

It is not an unprimeable number, because it can be changed into a prime (12213010420231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24600857 + ... + 25092392.

It is an arithmetic number, because the mean of its divisors is an integer number (739435560000).

Almost surely, 212213010420232 is an apocalyptic number.

It is an amenable number.

12213010420232 is a deficient number, since it is larger than the sum of its proper divisors (11448927499768).

12213010420232 is a wasteful number, since it uses less digits than its factorization.

12213010420232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49694277 (or 49694273 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 12213010420232 its reverse (23202401031221), we get a palindrome (35415411451453).

The spelling of 12213010420232 in words is "twelve trillion, two hundred thirteen billion, ten million, four hundred twenty thousand, two hundred thirty-two".

Divisors: 1 2 4 8 31 62 124 248 991 1982 3964 7928 30721 61442 122884 245768 49693249 99386498 198772996 397545992 1540490719 3080981438 6161962876 12323925752 49246009759 98492019518 196984039036 393968078072 1526626302529 3053252605058 6106505210116 12213010420232