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10111122120001 = 71535994045577
BaseRepresentation
bin1001001100100010110111…
…0101111001110101000001
31022210121120111002211110111
42103020231311321311001
52311130034230320001
633300552501431321
72062335013646530
oct223105565716501
938717514084414
1010111122120001
113249114927531
12117372a40b541
13584622c7c456
1426d54936c317
151280307e0851
hex9322dd79d41

10111122120001 has 8 divisors (see below), whose sum is σ = 11556320624640. Its totient is φ = 8666111737248.

The previous prime is 10111122119993. The next prime is 10111122120019. The reversal of 10111122120001 is 10002122111101.

It is a happy number.

10111122120001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10111122120001 - 23 = 10111122119993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10111122123001) 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, 46915276 + ... + 47130301.

It is an arithmetic number, because the mean of its divisors is an integer number (1444540078080).

Almost surely, 210111122120001 is an apocalyptic number.

It is an amenable number.

10111122120001 is a deficient number, since it is larger than the sum of its proper divisors (1445198504639).

10111122120001 is an equidigital number, since it uses as much as digits as its factorization.

10111122120001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94060943.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 10111122120001 its reverse (10002122111101), we get a palindrome (20113244231102).

The spelling of 10111122120001 in words is "ten trillion, one hundred eleven billion, one hundred twenty-two million, one hundred twenty thousand, one".

Divisors: 1 7 15359 107513 94045577 658319039 1444446017143 10111122120001