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190100110101 = 31110753837471
BaseRepresentation
bin1011000100001011011…
…0010111101100010101
3200011200101220011121120
42301002312113230111
511103311112010401
6223155241034153
716506600163146
oct2610266275425
9604611804546
10190100110101
1173691613410
1230a14185959
1314c072b3665
1492b537bacd
154e2928d836
hex2c42d97b15

190100110101 has 16 divisors (see below), whose sum is σ = 279093454848. Its totient is φ = 114135436400.

The previous prime is 190100110051. The next prime is 190100110129. The reversal of 190100110101 is 101011001091.

190100110101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 190100110101 - 27 = 190100109973 is a prime.

It is a super-2 number, since 2×1901001101012 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190100110181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26915205 + ... + 26922266.

It is an arithmetic number, because the mean of its divisors is an integer number (17443340928).

Almost surely, 2190100110101 is an apocalyptic number.

190100110101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

190100110101 is a deficient number, since it is larger than the sum of its proper divisors (88993344747).

190100110101 is a wasteful number, since it uses less digits than its factorization.

190100110101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53837592.

The product of its (nonzero) digits is 9, while the sum is 15.

Adding to 190100110101 its reverse (101011001091), we get a palindrome (291111111192).

The spelling of 190100110101 in words is "one hundred ninety billion, one hundred million, one hundred ten thousand, one hundred one".

Divisors: 1 3 11 33 107 321 1177 3531 53837471 161512413 592212181 1776636543 5760609397 17281828191 63366703367 190100110101