Search a number
1111011011101 = 7213955116127
BaseRepresentation
bin10000001010101101011…
…010101010101000011101
310221012201021020002100201
4100022231122222220131
5121200322304323401
62210220313423501
7143160613530505
oct20125532525035
93835637202321
101111011011101
113991a482a672
1215b3a340ab91
13809ca089764
143bab7a02a05
151dd774b7b01

1111011011101 has 8 divisors (see below), whose sum is σ = 1111350288384. Its totient is φ = 1110671799600.

The previous prime is 1111011011083. The next prime is 1111011011141. The reversal of 1111011011101 is 1011101101111.

It is a happy number.

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 1111011011101 - 215 = 1111010978333 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 (1111011011141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68883300 + ... + 68899426.

It is an arithmetic number, because the mean of its divisors is an integer number (138918786048).

Almost surely, 21111011011101 is an apocalyptic number.

It is an amenable number.

1111011011101 is a deficient number, since it is larger than the sum of its proper divisors (339277283).

1111011011101 is an equidigital number, since it uses as much as digits as its factorization.

1111011011101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32891.

The product of its (nonzero) digits is 1, while the sum is 10.

Adding to 1111011011101 its reverse (1011101101111), we get a palindrome (2122112112212).

It can be divided in two parts, 111101101110 and 1, that added together give a palindrome (111101101111).

The spelling of 1111011011101 in words is "one trillion, one hundred eleven billion, eleven million, eleven thousand, one hundred one".