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11101101031 = 174211551083
BaseRepresentation
bin10100101011010110…
…10101101111100111
31001122122200100210001
422111223111233213
5140213340213111
65033315042131
7542044542016
oct122553255747
931578610701
1011101101031
114787311569
1221998a0347
13107bb65347
147744aaa7d
1544e8b01c1
hex295ad5be7

11101101031 has 8 divisors (see below), whose sum is σ = 11782034064. Its totient is φ = 10423271040.

The previous prime is 11101101007. The next prime is 11101101047. The reversal of 11101101031 is 13010110111.

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 11101101031 - 217 = 11100969959 is a prime.

It is a super-2 number, since 2×111011010312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11101100999 and 11101101017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11101101071) 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, 768385 + ... + 782698.

It is an arithmetic number, because the mean of its divisors is an integer number (1472754258).

Almost surely, 211101101031 is an apocalyptic number.

11101101031 is a deficient number, since it is larger than the sum of its proper divisors (680933033).

11101101031 is a wasteful number, since it uses less digits than its factorization.

11101101031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1551521.

The product of its (nonzero) digits is 3, while the sum is 10.

Adding to 11101101031 its reverse (13010110111), we get a palindrome (24111211142).

The spelling of 11101101031 in words is "eleven billion, one hundred one million, one hundred one thousand, thirty-one".

Divisors: 1 17 421 7157 1551083 26368411 653005943 11101101031