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2220103120013 = 10723207041231
BaseRepresentation
bin100000010011101000011…
…101010011010010001101
321212020110210200211202222
4200103220131103102031
5242333232344320023
64415522402425125
7316253140104302
oct40235035232215
97766423624688
102220103120013
117865a4373659
122ba3300621a5
1313147c724b1c
147964c81b0a9
153cb3b28bcc8
hex204e875348d

2220103120013 has 4 divisors (see below), whose sum is σ = 2220310171968. Its totient is φ = 2219896068060.

The previous prime is 2220103120003. The next prime is 2220103120033. The reversal of 2220103120013 is 3100213010222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2220103120013 - 214 = 2220103103629 is a prime.

It is a super-2 number, since 2×22201031200132 (a number of 25 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 = 2220103119973 and 2220103120000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220103120003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103509893 + ... + 103531338.

It is an arithmetic number, because the mean of its divisors is an integer number (555077542992).

Almost surely, 22220103120013 is an apocalyptic number.

It is an amenable number.

2220103120013 is a deficient number, since it is larger than the sum of its proper divisors (207051955).

2220103120013 is a wasteful number, since it uses less digits than its factorization.

2220103120013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207051954.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 2220103120013 its reverse (3100213010222), we get a palindrome (5320316130235).

The spelling of 2220103120013 in words is "two trillion, two hundred twenty billion, one hundred three million, one hundred twenty thousand, thirteen".

Divisors: 1 10723 207041231 2220103120013