Base | Representation |
---|---|
bin | 11110101110000010100… |
… | …110010000101011011001 |
3 | 21110210220121120201021202 |
4 | 132232002212100223121 |
5 | 234041332110311301 |
6 | 4253442245043545 |
7 | 305342021010134 |
oct | 36560246205331 |
9 | 7423817521252 |
10 | 2111020010201 |
11 | 744307841733 |
12 | 2a11683b65b5 |
13 | 1240b71863bb |
14 | 7426130d21b |
15 | 39da490a66b |
hex | 1eb82990ad9 |
2111020010201 has 4 divisors (see below), whose sum is σ = 2112789516852. Its totient is φ = 2109250503552.
The previous prime is 2111020010189. The next prime is 2111020010269. The reversal of 2111020010201 is 1020100201112.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1300794994576 + 810225015625 = 1140524^2 + 900125^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2111020010201 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2111020012201) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 884751536 + ... + 884753921.
It is an arithmetic number, because the mean of its divisors is an integer number (528197379213).
Almost surely, 22111020010201 is an apocalyptic number.
It is an amenable number.
2111020010201 is a deficient number, since it is larger than the sum of its proper divisors (1769506651).
2111020010201 is a wasteful number, since it uses less digits than its factorization.
2111020010201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1769506650.
The product of its (nonzero) digits is 8, while the sum is 11.
Adding to 2111020010201 its reverse (1020100201112), we get a palindrome (3131120211313).
The spelling of 2111020010201 in words is "two trillion, one hundred eleven billion, twenty million, ten thousand, two hundred one".
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