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1000010111001 = 31130303336697
BaseRepresentation
bin11101000110101010011…
…11110101100000011001
310112121012102110010011120
432203111033311200121
5112341010042023001
62043222011115453
7132151116460116
oct16432517654031
93477172403146
101000010111001
113561137014a0
12141985442b89
13733ba3c8a95
143658791990d
151b02c5b2236
hexe8d53f5819

1000010111001 has 8 divisors (see below), whose sum is σ = 1454560161504. Its totient is φ = 606066733920.

The previous prime is 1000010110969. The next prime is 1000010111039. The reversal of 1000010111001 is 1001110100001.

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

It is not a de Polignac number, because 1000010111001 - 25 = 1000010110969 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1000010111041) 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, 15151668316 + ... + 15151668381.

It is an arithmetic number, because the mean of its divisors is an integer number (181820020188).

Almost surely, 21000010111001 is an apocalyptic number.

1000010111001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1000010111001 is a deficient number, since it is larger than the sum of its proper divisors (454550050503).

1000010111001 is a wasteful number, since it uses less digits than its factorization.

1000010111001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30303336711.

The product of its (nonzero) digits is 1, while the sum is 6.

Adding to 1000010111001 its reverse (1001110100001), we get a palindrome (2001120211002).

The spelling of 1000010111001 in words is "one trillion, ten million, one hundred eleven thousand, one".

Divisors: 1 3 11 33 30303336697 90910010091 333336703667 1000010111001