Search a number
-
+
10101101201 = 71142269031
BaseRepresentation
bin10010110100001001…
…01001001010010001
3222001222000002220022
421122010221022101
5131141340214301
64350153353225
7505212641432
oct113204511221
928058002808
1010101101201
114313898924
121b5aa08815
13c4c928279
146bb75d489
153e1bcdd1b
hex25a129291

10101101201 has 4 divisors (see below), whose sum is σ = 10243370304. Its totient is φ = 9958832100.

The previous prime is 10101101183. The next prime is 10101101249. The reversal of 10101101201 is 10210110101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10210110101 = 67152389703.

It is a cyclic number.

It is not a de Polignac number, because 10101101201 - 26 = 10101101137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10101101251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71134445 + ... + 71134586.

It is an arithmetic number, because the mean of its divisors is an integer number (2560842576).

Almost surely, 210101101201 is an apocalyptic number.

It is an amenable number.

10101101201 is a deficient number, since it is larger than the sum of its proper divisors (142269103).

10101101201 is an equidigital number, since it uses as much as digits as its factorization.

10101101201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142269102.

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 10101101201 its reverse (10210110101), we get a palindrome (20311211302).

The spelling of 10101101201 in words is "ten billion, one hundred one million, one hundred one thousand, two hundred one".

Divisors: 1 71 142269031 10101101201