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10111000111001 = 19868961245011
BaseRepresentation
bin1001001100100010011010…
…0100011110011110011001
31022210121020222112010120122
42103020212210132132121
52311124312012023001
633300532422403025
72062332002620256
oct223104644363631
938717228463518
1010111000111001
113249061a73349
1211736b5590475
13584603900c8a
1426d53708c42d
15128024c3eb1b
hex9322691e799

10111000111001 has 8 divisors (see below), whose sum is σ = 10644383085600. Its totient is φ = 9577739643840.

The previous prime is 10111000110979. The next prime is 10111000111007. The reversal of 10111000111001 is 10011100011101.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10111000111001 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 10111000111001.

It is not an unprimeable number, because it can be changed into a prime (10111000111007) 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, 30457415 + ... + 30787596.

It is an arithmetic number, because the mean of its divisors is an integer number (1330547885700).

Almost surely, 210111000111001 is an apocalyptic number.

It is an amenable number.

10111000111001 is a deficient number, since it is larger than the sum of its proper divisors (533382974599).

10111000111001 is an equidigital number, since it uses as much as digits as its factorization.

10111000111001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61253719.

The product of its (nonzero) digits is 1, while the sum is 8.

Adding to 10111000111001 its reverse (10011100011101), we get a palindrome (20122100122102).

It can be divided in two parts, 1011100011100 and 1, that added together give a palindrome (1011100011101).

The spelling of 10111000111001 in words is "ten trillion, one hundred eleven billion, one hundred eleven thousand, one".

Divisors: 1 19 8689 165091 61245011 1163655209 532157900579 10111000111001