Base | Representation |
---|---|
bin | 11101011001010001101… |
… | …00101101011111001001 |
3 | 10120112222210100220020201 |
4 | 32230220310231133021 |
5 | 113021441032033001 |
6 | 2051553312452201 |
7 | 132653540141134 |
oct | 16545064553711 |
9 | 3515883326221 |
10 | 1010002221001 |
11 | 35a380a17644 |
12 | 1438b384a061 |
13 | 74320582bc7 |
14 | 36c549c721b |
15 | 1b414912501 |
hex | eb28d2d7c9 |
1010002221001 has 16 divisors (see below), whose sum is σ = 1072575302400. Its totient is φ = 947784538368.
The previous prime is 1010002220963. The next prime is 1010002221037. The reversal of 1010002221001 is 1001222000101.
It is a cyclic number.
It is not a de Polignac number, because 1010002221001 - 225 = 1009968666569 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1010002221401) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7795135 + ... + 7923643.
It is an arithmetic number, because the mean of its divisors is an integer number (67035956400).
Almost surely, 21010002221001 is an apocalyptic number.
It is an amenable number.
1010002221001 is a deficient number, since it is larger than the sum of its proper divisors (62573081399).
1010002221001 is a wasteful number, since it uses less digits than its factorization.
1010002221001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 129888.
The product of its (nonzero) digits is 8, while the sum is 10.
Adding to 1010002221001 its reverse (1001222000101), we get a palindrome (2011224221102).
The spelling of 1010002221001 in words is "one trillion, ten billion, two million, two hundred twenty-one thousand, one".
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