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1100101111001 = 23297974328099
BaseRepresentation
bin10000000000100011001…
…000101100110011011001
310220011112221022201221122
4100000203020230303121
5121011001341023001
62201213544415025
7142323350104544
oct20004310546331
93804487281848
101100101111001
11394606441202
12159259777475
137c97ba1a679
143b360aa785b
151d9397c4b1b
hex1002322ccd9

1100101111001 has 32 divisors (see below), whose sum is σ = 1204208640000. Its totient is φ = 1001739106368.

The previous prime is 1100101110973. The next prime is 1100101111007. The reversal of 1100101111001 is 1001111010011.

Adding to 1100101111001 its reverse (1001111010011), we get a palindrome (2101212121012).

It is a cyclic number.

It is not a de Polignac number, because 1100101111001 - 230 = 1099027369177 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1100101111001.

It is not an unprimeable number, because it can be changed into a prime (1100101111007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39136850 + ... + 39164948.

It is an arithmetic number, because the mean of its divisors is an integer number (37631520000).

Almost surely, 21100101111001 is an apocalyptic number.

It is an amenable number.

1100101111001 is a deficient number, since it is larger than the sum of its proper divisors (104107528999).

1100101111001 is a wasteful number, since it uses less digits than its factorization.

1100101111001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28973.

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

The spelling of 1100101111001 in words is "one trillion, one hundred billion, one hundred one million, one hundred eleven thousand, one".

Divisors: 1 23 29 79 667 743 1817 2291 17089 21547 28099 52693 58697 495581 646277 814871 1350031 1702213 2219821 18742033 20877557 39150899 51055883 64374809 480183811 605449153 1480620607 1649327003 13925330519 37934521069 47830483087 1100101111001