Base | Representation |
---|---|
bin | 101101101101001111011001… |
… | …111101110011001101011100 |
3 | 222100202102100220100121011011 |
4 | 231231033121331303031130 |
5 | 202322012012332223400 |
6 | 1551311435551105004 |
7 | 60225201024364003 |
oct | 5555173175631534 |
9 | 870672326317134 |
10 | 201021011211100 |
11 | 59062594249113 |
12 | 1a667275b12164 |
13 | 882227a5963c2 |
14 | 378d67c77bc3a |
15 | 18390402198ba |
hex | b6d3d9f7335c |
201021011211100 has 36 divisors (see below), whose sum is σ = 455181489738864. Its totient is φ = 76912386897280.
The previous prime is 201021011211079. The next prime is 201021011211107. The reversal of 201021011211100 is 1112110120102.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (201021011211107) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43700217529 + ... + 43700222128.
It is an arithmetic number, because the mean of its divisors is an integer number (12643930270524).
Almost surely, 2201021011211100 is an apocalyptic number.
201021011211100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
201021011211100 is an abundant number, since it is smaller than the sum of its proper divisors (254160478527764).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201021011211100 is a wasteful number, since it uses less digits than its factorization.
201021011211100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 87400439694 (or 87400439687 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 13.
Adding to 201021011211100 its reverse (1112110120102), we get a palindrome (202133121331202).
The spelling of 201021011211100 in words is "two hundred one trillion, twenty-one billion, eleven million, two hundred eleven thousand, one hundred".
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