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11112112010101 = 172328419723811
BaseRepresentation
bin1010000110110011110101…
…1111010011001101110101
31110100022022012011212212211
42201230331133103031311
52424030101133310401
635344500033013421
72224552331431534
oct241547537231565
943308265155784
1011112112010101
1135a46905a0513
1212b57279b4271
13627b3835557b
142a5b8705031b
151440b8ddc951
hexa1b3d7d3375

11112112010101 has 8 divisors (see below), whose sum is σ = 12277320686784. Its totient is φ = 10003742781120.

The previous prime is 11112112010099. The next prime is 11112112010107. The reversal of 11112112010101 is 10101021121111.

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 11112112010101 - 21 = 11112112010099 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 (11112112010107) 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, 14209861515 + ... + 14209862296.

It is an arithmetic number, because the mean of its divisors is an integer number (1534665085848).

Almost surely, 211112112010101 is an apocalyptic number.

It is an amenable number.

11112112010101 is a deficient number, since it is larger than the sum of its proper divisors (1165208676683).

11112112010101 is a wasteful number, since it uses less digits than its factorization.

11112112010101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28419723851.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 11112112010101 its reverse (10101021121111), we get a palindrome (21213133131212).

The spelling of 11112112010101 in words is "eleven trillion, one hundred twelve billion, one hundred twelve million, ten thousand, one hundred one".

Divisors: 1 17 23 391 28419723811 483135304787 653653647653 11112112010101