Base | Representation |
---|---|
bin | 10111001111011111110100… |
… | …000111001101111010101101 |
3 | 111101221010202002202201200201 |
4 | 113033133310013031322231 |
5 | 101344233101141211341 |
6 | 1001223121355153501 |
7 | 30350103304444126 |
oct | 2717376407157255 |
9 | 441833662681621 |
10 | 102220022210221 |
11 | 2a6302a4738033 |
12 | b56ab12745891 |
13 | 45063cab7c546 |
14 | 1b356929ab04d |
15 | bc3e9d8c8331 |
hex | 5cf7f41cdead |
102220022210221 has 12 divisors (see below), whose sum is σ = 108659319384000. Its totient is φ = 96143330195208.
The previous prime is 102220022210191. The next prime is 102220022210279. The reversal of 102220022210221 is 122012220022201.
It is not a de Polignac number, because 102220022210221 - 233 = 102211432275629 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102220022210821) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1018503621 + ... + 1018603978.
It is an arithmetic number, because the mean of its divisors is an integer number (9054943282000).
Almost surely, 2102220022210221 is an apocalyptic number.
It is an amenable number.
102220022210221 is a deficient number, since it is larger than the sum of its proper divisors (6439297173779).
102220022210221 is a wasteful number, since it uses less digits than its factorization.
102220022210221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2037107776 (or 2037107757 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 19.
Adding to 102220022210221 its reverse (122012220022201), we get a palindrome (224232242232422).
The spelling of 102220022210221 in words is "one hundred two trillion, two hundred twenty billion, twenty-two million, two hundred ten thousand, two hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.086 sec. • engine limits •