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1010101000001 = 19137361141551
BaseRepresentation
bin11101011001011101011…
…01100001011101000001
310120120020200020101120012
432230232231201131001
5113022141324000001
62052011201554305
7132656146556432
oct16545655413501
93516220211505
101010101000001
1135a421754785
12143920945995
1374337b89a12
1436c63b7b489
151b41d4252bb
hexeb2eb61741

1010101000001 has 8 divisors (see below), whose sum is σ = 1015423838208. Its totient is φ = 1004778520000.

The previous prime is 1010100999997. The next prime is 1010101000003. The reversal of 1010101000001 is 1000001010101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1010101000001 - 22 = 1010100999997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1010101000003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7065176 + ... + 7206726.

It is an arithmetic number, because the mean of its divisors is an integer number (126927979776).

Almost surely, 21010101000001 is an apocalyptic number.

It is an amenable number.

1010101000001 is a deficient number, since it is larger than the sum of its proper divisors (5322838207).

1010101000001 is a wasteful number, since it uses less digits than its factorization.

1010101000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179103.

The product of its (nonzero) digits is 1, while the sum is 5.

Adding to 1010101000001 its reverse (1000001010101), we get a palindrome (2010102010102).

It can be divided in two parts, 101010 and 1000001, that added together give a palindrome (1101011).

The spelling of 1010101000001 in words is "one trillion, ten billion, one hundred one million, one", and thus it is an aban number.

Divisors: 1 191 37361 141551 7135951 27036241 5288486911 1010101000001