Search a number
-
+
1232220013301 = 2353574783187
BaseRepresentation
bin10001111011100110000…
…010010100001011110101
311100210120112100101002102
4101323212002110023311
5130142041310411201
62342023555151445
7155011363203614
oct21734602241365
94323515311072
101232220013301
11435644089a62
1217a98bba5585
138c27589a934
14438d573d87b
15220bd68626b
hex11ee60942f5

1232220013301 has 4 divisors (see below), whose sum is σ = 1285794796512. Its totient is φ = 1178645230092.

The previous prime is 1232220013261. The next prime is 1232220013303. The reversal of 1232220013301 is 1033100222321.

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 a de Polignac number, because none of the positive numbers 2k-1232220013301 is a prime.

It is a super-2 number, since 2×12322200133012 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232220013303) 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, 26787391571 + ... + 26787391616.

It is an arithmetic number, because the mean of its divisors is an integer number (321448699128).

Almost surely, 21232220013301 is an apocalyptic number.

It is an amenable number.

1232220013301 is a deficient number, since it is larger than the sum of its proper divisors (53574783211).

1232220013301 is an equidigital number, since it uses as much as digits as its factorization.

1232220013301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53574783210.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1232220013301 its reverse (1033100222321), we get a palindrome (2265320235622).

The spelling of 1232220013301 in words is "one trillion, two hundred thirty-two billion, two hundred twenty million, thirteen thousand, three hundred one".

Divisors: 1 23 53574783187 1232220013301