Base | Representation |
---|---|
bin | 11101011011001011000… |
… | …00000010011100110100 |
3 | 10120122121201220012101210 |
4 | 32231211200002130310 |
5 | 113031032133241040 |
6 | 2052242315521420 |
7 | 133021011003030 |
oct | 16554540023464 |
9 | 3518551805353 |
10 | 1011020212020 |
11 | 35a853609335 |
12 | 143b38759270 |
13 | 7445344bc60 |
14 | 36d0dc991c0 |
15 | 1b473e99480 |
hex | eb65802734 |
1011020212020 has 96 divisors (see below), whose sum is σ = 3484131211008. Its totient is φ = 213314153472.
The previous prime is 1011020212003. The next prime is 1011020212079. The reversal of 1011020212020 is 202120201101.
It is a super-2 number, since 2×10110202120202 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a junction number, because it is equal to n+sod(n) for n = 1011020211987 and 1011020212005.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 92578809 + ... + 92589728.
It is an arithmetic number, because the mean of its divisors is an integer number (36293033448).
Almost surely, 21011020212020 is an apocalyptic number.
1011020212020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1011020212020 is an abundant number, since it is smaller than the sum of its proper divisors (2473110998988).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1011020212020 is a wasteful number, since it uses less digits than its factorization.
1011020212020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 185168569 (or 185168567 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 1011020212020 its reverse (202120201101), we get a palindrome (1213140413121).
The spelling of 1011020212020 in words is "one trillion, eleven billion, twenty million, two hundred twelve thousand, twenty".
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