Base | Representation |
---|---|
bin | 101111000101101011… |
… | …0101010010010011101 |
3 | 100200000101022002100100 |
4 | 1132023112222102131 |
5 | 3124044242034323 |
6 | 114242132051313 |
7 | 10206621461316 |
oct | 1361326522235 |
9 | 320011262310 |
10 | 101122221213 |
11 | 39981948552 |
12 | 17721763b39 |
13 | 96c7170870 |
14 | 4c7410560d |
15 | 296ca0e943 |
hex | 178b5aa49d |
101122221213 has 24 divisors (see below), whose sum is σ = 157666279680. Its totient is φ = 62084645280.
The previous prime is 101122221119. The next prime is 101122221241. The reversal of 101122221213 is 312122221101.
It is not a de Polignac number, because 101122221213 - 28 = 101122220957 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (101122221253) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 952233 + ... + 1053086.
It is an arithmetic number, because the mean of its divisors is an integer number (6569428320).
Almost surely, 2101122221213 is an apocalyptic number.
101122221213 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
101122221213 is a deficient number, since it is larger than the sum of its proper divisors (56544058467).
101122221213 is a wasteful number, since it uses less digits than its factorization.
101122221213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2005769 (or 2005766 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 18.
Adding to 101122221213 its reverse (312122221101), we get a palindrome (413244442314).
The spelling of 101122221213 in words is "one hundred one billion, one hundred twenty-two million, two hundred twenty-one thousand, two hundred thirteen".
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