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2120332313213 = 171097939112107
BaseRepresentation
bin11110110110101101101…
…001111000001001111101
321111200221121022201111022
4132312231221320021331
5234214420033010323
64302022304033525
7306121545201452
oct36665551701175
97450847281438
102120332313213
1174825634a824
122a2b270028a5
13124c3c55137a
14748a5dbb829
153a24c2264c8
hex1edada7827d

2120332313213 has 16 divisors (see below), whose sum is σ = 2247529192704. Its totient is φ = 1993410762240.

The previous prime is 2120332313191. The next prime is 2120332313243. The reversal of 2120332313213 is 3123132330212.

It is a cyclic number.

It is not a de Polignac number, because 2120332313213 - 26 = 2120332313149 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 (2120332313243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 175126706 + ... + 175138812.

It is an arithmetic number, because the mean of its divisors is an integer number (140470574544).

Almost surely, 22120332313213 is an apocalyptic number.

It is an amenable number.

2120332313213 is a deficient number, since it is larger than the sum of its proper divisors (127196879491).

2120332313213 is a wasteful number, since it uses less digits than its factorization.

2120332313213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22612.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 2120332313213 its reverse (3123132330212), we get a palindrome (5243464643425).

The spelling of 2120332313213 in words is "two trillion, one hundred twenty billion, three hundred thirty-two million, three hundred thirteen thousand, two hundred thirteen".

Divisors: 1 17 1097 9391 12107 18649 159647 205819 10301927 13281379 113696837 175132759 225783443 1932846229 124725430189 2120332313213