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121102323313 = 491246644243
BaseRepresentation
bin111000011001001000…
…0101100111001110001
3102120120211101102210211
41300302100230321301
53441004143321223
6131344511024121
711515012522666
oct1606220547161
9376524342724
10121102323313
11473a5116a24
121b578b0b041
13b55c69c69a
145c0b8cba6d
15323bb49d0d
hex1c3242ce71

121102323313 has 4 divisors (see below), whose sum is σ = 121348968048. Its totient is φ = 120855678580.

The previous prime is 121102323311. The next prime is 121102323337. The reversal of 121102323313 is 313323201121.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 121102323313 - 21 = 121102323311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121102323311) 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 3 ways as a sum of consecutive naturals, for example, 123321631 + ... + 123322612.

It is an arithmetic number, because the mean of its divisors is an integer number (30337242012).

Almost surely, 2121102323313 is an apocalyptic number.

It is an amenable number.

121102323313 is a deficient number, since it is larger than the sum of its proper divisors (246644735).

121102323313 is an equidigital number, since it uses as much as digits as its factorization.

121102323313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246644734.

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

Adding to 121102323313 its reverse (313323201121), we get a palindrome (434425524434).

The spelling of 121102323313 in words is "one hundred twenty-one billion, one hundred two million, three hundred twenty-three thousand, three hundred thirteen".

Divisors: 1 491 246644243 121102323313