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1111011000101 = 18138915779389
BaseRepresentation
bin10000001010101101011…
…010100111111100100101
310221012201021012112021022
4100022231122213330211
5121200322304000401
62210220313300525
7143160613453442
oct20125532477445
93835637175238
101111011000101
113991a4822382
1215b3a3404745
13809ca084752
143bab79dc9c9
151dd774b471b
hex102ad6a7f25

1111011000101 has 8 divisors (see below), whose sum is σ = 1120021102200. Its totient is φ = 1102032457920.

The previous prime is 1111011000091. The next prime is 1111011000119. The reversal of 1111011000101 is 1010001101111.

It can be written as a sum of positive squares in 4 ways, for example, as 41857068100 + 1069153932001 = 204590^2 + 1033999^2 .

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 1111011000101 - 26 = 1111011000037 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111011000161) 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, 7819286 + ... + 7960103.

It is an arithmetic number, because the mean of its divisors is an integer number (140002637775).

Almost surely, 21111011000101 is an apocalyptic number.

It is an amenable number.

1111011000101 is a deficient number, since it is larger than the sum of its proper divisors (9010102099).

1111011000101 is a wasteful number, since it uses less digits than its factorization.

1111011000101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15779959.

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

Adding to 1111011000101 its reverse (1010001101111), we get a palindrome (2121012101212).

The spelling of 1111011000101 in words is "one trillion, one hundred eleven billion, eleven million, one hundred one", and thus it is an aban number.

Divisors: 1 181 389 70409 15779389 2856069409 6138182321 1111011000101