Base | Representation |
---|---|
bin | 11011100001000101101100… |
… | …011001000111010001011110 |
3 | 120212111111122101012022020022 |
4 | 123201011230121013101132 |
5 | 111330302214134201420 |
6 | 1105220155323152142 |
7 | 34330325655154106 |
oct | 3341055431072136 |
9 | 525444571168208 |
10 | 121021112022110 |
11 | 356198467a4863 |
12 | 116a6851675652 |
13 | 526b31b59cb91 |
14 | 21c564b34a206 |
15 | ded084595c25 |
hex | 6e116c64745e |
121021112022110 has 32 divisors (see below), whose sum is σ = 229303863718560. Its totient is φ = 45860491104768.
The previous prime is 121021112022043. The next prime is 121021112022163. The reversal of 121021112022110 is 11220211120121.
It is a super-2 number, since 2×1210211120221102 (a number of 29 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77659154 + ... + 79202186.
It is an arithmetic number, because the mean of its divisors is an integer number (7165745741205).
Almost surely, 2121021112022110 is an apocalyptic number.
121021112022110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
121021112022110 is a deficient number, since it is larger than the sum of its proper divisors (108282751696450).
121021112022110 is a wasteful number, since it uses less digits than its factorization.
121021112022110 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1955852.
The product of its (nonzero) digits is 32, while the sum is 17.
Adding to 121021112022110 its reverse (11220211120121), we get a palindrome (132241323142231).
The spelling of 121021112022110 in words is "one hundred twenty-one trillion, twenty-one billion, one hundred twelve million, twenty-two thousand, one hundred ten".
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