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2013110123213 = 71193241062163
BaseRepresentation
bin11101010010110110101…
…101101011101011001101
321010110012002212010002002
4131102312231223223031
5230440322142420323
64140450544242045
7265304513466440
oct35226655535315
97113162763062
102013110123213
11706834201462
122861a2610325
13117ab26b2527
146d613ac3657
1537573e33828
hex1d4b6b6bacd

2013110123213 has 8 divisors (see below), whose sum is σ = 2302625790528. Its totient is φ = 1724076582624.

The previous prime is 2013110123083. The next prime is 2013110123249. The reversal of 2013110123213 is 3123210113102.

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 2013110123213 - 210 = 2013110122189 is a prime.

It is a super-2 number, since 2×20131101232132 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2013110123813) 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, 120522731 + ... + 120539432.

It is an arithmetic number, because the mean of its divisors is an integer number (287828223816).

Almost surely, 22013110123213 is an apocalyptic number.

It is an amenable number.

2013110123213 is a deficient number, since it is larger than the sum of its proper divisors (289515667315).

2013110123213 is a wasteful number, since it uses less digits than its factorization.

2013110123213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241063363.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 2013110123213 its reverse (3123210113102), we get a palindrome (5136320236315).

The spelling of 2013110123213 in words is "two trillion, thirteen billion, one hundred ten million, one hundred twenty-three thousand, two hundred thirteen".

Divisors: 1 7 1193 8351 241062163 1687435141 287587160459 2013110123213