Base | Representation |
---|---|
bin | 11011100001000101110001… |
… | …110001001100001111110110 |
3 | 120212111111212122220211111201 |
4 | 123201011301301030033312 |
5 | 111330302410232020042 |
6 | 1105220212304323114 |
7 | 34330331131632556 |
oct | 3341056161141766 |
9 | 525444778824451 |
10 | 121021202220022 |
11 | 35619892700895 |
12 | 116a687791349a |
13 | 526b334190c20 |
14 | 21c5659309166 |
15 | ded08c4611b7 |
hex | 6e1171c4c3f6 |
121021202220022 has 8 divisors (see below), whose sum is σ = 195495788201616. Its totient is φ = 55855939486152.
The previous prime is 121021202219989. The next prime is 121021202220071. The reversal of 121021202220022 is 220022202120121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×1210212022200222 (a number of 29 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2327330811898 + ... + 2327330811949.
It is an arithmetic number, because the mean of its divisors is an integer number (24436973525202).
Almost surely, 2121021202220022 is an apocalyptic number.
121021202220022 is a deficient number, since it is larger than the sum of its proper divisors (74474585981594).
121021202220022 is a wasteful number, since it uses less digits than its factorization.
121021202220022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4654661623862.
The product of its (nonzero) digits is 256, while the sum is 19.
Adding to 121021202220022 its reverse (220022202120121), we get a palindrome (341043404340143).
Subtracting 121021202220022 from its reverse (220022202120121), we obtain a palindrome (99000999900099).
The spelling of 121021202220022 in words is "one hundred twenty-one trillion, twenty-one billion, two hundred two million, two hundred twenty thousand, twenty-two".
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