Base | Representation |
---|---|
bin | 11101001000101101000… |
… | …001110100000011100101 |
3 | 21002102001110202011010111 |
4 | 131020231001310003211 |
5 | 230301011303210041 |
6 | 4131445213253021 |
7 | 264440430660040 |
oct | 35105501640345 |
9 | 7072043664114 |
10 | 2002210210021 |
11 | 70215051433a |
12 | 284060194171 |
13 | 116a6642c058 |
14 | 6cc9c227c57 |
15 | 37137064981 |
hex | 1d22d0740e5 |
2002210210021 has 8 divisors (see below), whose sum is σ = 2387728946304. Its totient is φ = 1641563650320.
The previous prime is 2002210210001. The next prime is 2002210210027. The reversal of 2002210210021 is 1200120122002.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2002210210021 - 217 = 2002210078949 is a prime.
It is a super-2 number, since 2×20022102100212 (a number of 25 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 = 2002210209983 and 2002210210010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2002210210027) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6218043970 + ... + 6218044291.
It is an arithmetic number, because the mean of its divisors is an integer number (298466118288).
Almost surely, 22002210210021 is an apocalyptic number.
It is an amenable number.
2002210210021 is a deficient number, since it is larger than the sum of its proper divisors (385518736283).
2002210210021 is a wasteful number, since it uses less digits than its factorization.
2002210210021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12436088291.
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 2002210210021 its reverse (1200120122002), we get a palindrome (3202330332023).
The spelling of 2002210210021 in words is "two trillion, two billion, two hundred ten million, two hundred ten thousand, twenty-one".
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