Base | Representation |
---|---|
bin | 11101101101110010001… |
… | …00011111000111001010 |
3 | 10121121102002121021222120 |
4 | 32312321010133013022 |
5 | 113212013111210442 |
6 | 2101014015032110 |
7 | 133523430406602 |
oct | 16667104370712 |
9 | 3547362537876 |
10 | 1021012210122 |
11 | 364010858403 |
12 | 145a66b0b636 |
13 | 75386597178 |
14 | 375bad37c02 |
15 | 1b85b2c64ec |
hex | edb911f1ca |
1021012210122 has 8 divisors (see below), whose sum is σ = 2042024420256. Its totient is φ = 340337403372.
The previous prime is 1021012210103. The next prime is 1021012210177. The reversal of 1021012210122 is 2210122101201.
It is a sphenic number, since it is the product of 3 distinct primes.
1021012210122 is an admirable number.
It is a super-2 number, since 2×10210122101222 (a number of 25 digits) contains 22 as substring.
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, 85084350838 + ... + 85084350849.
It is an arithmetic number, because the mean of its divisors is an integer number (255253052532).
Almost surely, 21021012210122 is an apocalyptic number.
1021012210122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1021012210122 is a wasteful number, since it uses less digits than its factorization.
1021012210122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 170168701692.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 1021012210122 its reverse (2210122101201), we get a palindrome (3231134311323).
The spelling of 1021012210122 in words is "one trillion, twenty-one billion, twelve million, two hundred ten thousand, one hundred twenty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •