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BaseRepresentation
bin111000100000010011…
…1111111100101111100
3102121012121211211200020
41301000213333211330
53442002341411304
6131424440132140
711524000055454
oct1610047774574
9377177754606
10121343310204
1147509153a46
121b625767050
13b59a5a778c
145c318dcd64
153252d9d5d9
hex1c409ff97c

121343310204 has 24 divisors (see below), whose sum is σ = 292897646160. Its totient is φ = 39053019264.

The previous prime is 121343310169. The next prime is 121343310227. The reversal of 121343310204 is 402013343121.

Adding to 121343310204 its reverse (402013343121), we get a palindrome (523356653325).

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174343489 + ... + 174344184.

It is an arithmetic number, because the mean of its divisors is an integer number (12204068590).

Almost surely, 2121343310204 is an apocalyptic number.

It is an amenable number.

121343310204 is an abundant number, since it is smaller than the sum of its proper divisors (171554335956).

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

121343310204 is a wasteful number, since it uses less digits than its factorization.

121343310204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348687709 (or 348687707 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The spelling of 121343310204 in words is "one hundred twenty-one billion, three hundred forty-three million, three hundred ten thousand, two hundred four".