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3101021213022 = 232172278956279
BaseRepresentation
bin101101001000000011010…
…001001001000101011110
3101222110021111111121121100
4231020003101021011132
5401301342412304042
610332331154413530
7440020124254035
oct55100321110536
911873244447540
103101021213022
11a961546a4287
12420bb98912a6
1319656aa960b5
14aa13982771c
15559e845024c
hex2d20344915e

3101021213022 has 12 divisors (see below), whose sum is σ = 6718879294920. Its totient is φ = 1033673737668.

The previous prime is 3101021213011. The next prime is 3101021213039. The reversal of 3101021213022 is 2203121201013.

3101021213022 is a `hidden beast` number, since 310 + 10 + 21 + 21 + 302 + 2 = 666.

It is a super-2 number, since 2×31010212130222 (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 172278956279 = 3101021213022 / (3 + 1 + 0 + 1 + 0 + 2 + 1 + 2 + 1 + 3 + 0 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 3101021212986 and 3101021213004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 86139478122 + ... + 86139478157.

It is an arithmetic number, because the mean of its divisors is an integer number (559906607910).

Almost surely, 23101021213022 is an apocalyptic number.

3101021213022 is an abundant number, since it is smaller than the sum of its proper divisors (3617858081898).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3101021213022 is a wasteful number, since it uses less digits than its factorization.

3101021213022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172278956287 (or 172278956284 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 3101021213022 its reverse (2203121201013), we get a palindrome (5304142414035).

The spelling of 3101021213022 in words is "three trillion, one hundred one billion, twenty-one million, two hundred thirteen thousand, twenty-two".

Divisors: 1 2 3 6 9 18 172278956279 344557912558 516836868837 1033673737674 1550510606511 3101021213022