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101110101001212 = 2238425841750101
BaseRepresentation
bin10110111111010110000111…
…101001110100001111111100
3111021000000211210012022202110
4112333112013221310033330
5101223041441324014322
6555013201131454020
730203651363024022
oct2677260751641774
9437000753168673
10101110101001212
112a24260a097956
12b40b9942b7310
134455845812ac4
141ad7a7da10712
15ba518be2ec0c
hex5bf587a743fc

101110101001212 has 12 divisors (see below), whose sum is σ = 235923569002856. Its totient is φ = 33703367000400.

The previous prime is 101110101001201. The next prime is 101110101001219. The reversal of 101110101001212 is 212100101011101.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 8425841750101 = 101110101001212 / (1 + 0 + 1 + 1 + 1 + 0 + 1 + 0 + 1 + 0 + 0 + 1 + 2 + 1 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101110101001219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4212920875039 + ... + 4212920875062.

Almost surely, 2101110101001212 is an apocalyptic number.

101110101001212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101110101001212 is an abundant number, since it is smaller than the sum of its proper divisors (134813468001644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101110101001212 is a wasteful number, since it uses less digits than its factorization.

101110101001212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8425841750108 (or 8425841750106 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 101110101001212 its reverse (212100101011101), we get a palindrome (313210202012313).

The spelling of 101110101001212 in words is "one hundred one trillion, one hundred ten billion, one hundred one million, one thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 8425841750101 16851683500202 25277525250303 33703367000404 50555050500606 101110101001212