Base | Representation |
---|---|
bin | 10110111111001110110000… |
… | …110010100000110001110101 |
3 | 111020222021110020100110020121 |
4 | 112333032300302200301311 |
5 | 101222424302002241041 |
6 | 555005413211531541 |
7 | 30203251536644452 |
oct | 2677166062406165 |
9 | 436867406313217 |
10 | 101102201212021 |
11 | 2a23a225945359 |
12 | b40a34a759bb1 |
13 | 4454b86c88429 |
14 | 1ad7530790829 |
15 | ba4d7862b7d1 |
hex | 5bf3b0ca0c75 |
101102201212021 has 4 divisors (see below), whose sum is σ = 101114401316992. Its totient is φ = 101090001107052.
The previous prime is 101102201211961. The next prime is 101102201212027. The reversal of 101102201212021 is 120212102201101.
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 a de Polignac number, because none of the positive numbers 2k-101102201212021 is a prime.
It is a super-2 number, since 2×1011022012120212 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 101102201211986 and 101102201212004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (101102201212027) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6100040055 + ... + 6100056628.
It is an arithmetic number, because the mean of its divisors is an integer number (25278600329248).
Almost surely, 2101102201212021 is an apocalyptic number.
It is an amenable number.
101102201212021 is a deficient number, since it is larger than the sum of its proper divisors (12200104971).
101102201212021 is an equidigital number, since it uses as much as digits as its factorization.
101102201212021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12200104970.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 101102201212021 its reverse (120212102201101), we get a palindrome (221314303413122).
The spelling of 101102201212021 in words is "one hundred one trillion, one hundred two billion, two hundred one million, two hundred twelve thousand, twenty-one".
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