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1011001011101 = 101191521100591
BaseRepresentation
bin11101011011001000101…
…10110010101110011101
310120122120101202200200122
432231210112302232131
5113031012224323401
62052240352204325
7133020355542464
oct16554426625635
93518511680618
101011001011101
1135a843794404
12143b322396a5
137444c488473
1436d0b4db9db
151b47245521b
hexeb645b2b9d

1011001011101 has 16 divisors (see below), whose sum is σ = 1028336726016. Its totient is φ = 993829200000.

The previous prime is 1011001011073. The next prime is 1011001011113. The reversal of 1011001011101 is 1011101001101.

It is a cyclic number.

It is not a de Polignac number, because 1011001011101 - 230 = 1009927269277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011001011151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10000316 + ... + 10100906.

It is an arithmetic number, because the mean of its divisors is an integer number (64271045376).

Almost surely, 21011001011101 is an apocalyptic number.

It is an amenable number.

1011001011101 is a deficient number, since it is larger than the sum of its proper divisors (17335714915).

1011001011101 is a wasteful number, since it uses less digits than its factorization.

1011001011101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101404.

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

Adding to 1011001011101 its reverse (1011101001101), we get a palindrome (2022102012202).

The spelling of 1011001011101 in words is "one trillion, eleven billion, one million, eleven thousand, one hundred one".

Divisors: 1 101 191 521 19291 52621 99511 100591 10050611 10159691 19212881 52407911 1940500981 5293199011 10009911001 1011001011101