Base | Representation |
---|---|
bin | 10000010100010010110… |
… | …000010010000011101100 |
3 | 10222012021101212022202112 |
4 | 100110102300102003230 |
5 | 121332411041023040 |
6 | 2215041342143152 |
7 | 144003613120016 |
oct | 20242260220354 |
9 | 3865241768675 |
10 | 1121301111020 |
11 | 3a25a5276a82 |
12 | 161395581ab8 |
13 | 81979bb978c |
14 | 3c3b24bd1b6 |
15 | 1e27aa7b365 |
hex | 10512c120ec |
1121301111020 has 48 divisors (see below), whose sum is σ = 2383405032960. Its totient is φ = 443060350656.
The previous prime is 1121301111019. The next prime is 1121301111023. The reversal of 1121301111020 is 201111031211.
It is a junction number, because it is equal to n+sod(n) for n = 1121301110986 and 1121301111004.
It is not an unprimeable number, because it can be changed into a prime (1121301111023) 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, 14534669 + ... + 14611611.
It is an arithmetic number, because the mean of its divisors is an integer number (49654271520).
Almost surely, 21121301111020 is an apocalyptic number.
1121301111020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1121301111020 is an abundant number, since it is smaller than the sum of its proper divisors (1262103921940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1121301111020 is a wasteful number, since it uses less digits than its factorization.
1121301111020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85814 (or 85812 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 14.
Adding to 1121301111020 its reverse (201111031211), we get a palindrome (1322412142231).
It can be divided in two parts, 1121301 and 111020, that added together give a palindrome (1232321).
The spelling of 1121301111020 in words is "one trillion, one hundred twenty-one billion, three hundred one million, one hundred eleven thousand, twenty".
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