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3101131103011 = 431074759141629
BaseRepresentation
bin101101001000001001110…
…100010101101100100011
3101222110120011021121022221
4231020021310111230203
5401302104030244021
610332350122011511
7440022630310024
oct55101164255443
911873504247287
103101131103011
11a96200730257
1242102a646b97
13196587790366
14aa14a270c4b
1555a02e0a241
hex2d209d15b23

3101131103011 has 16 divisors (see below), whose sum is σ = 3203602617600. Its totient is φ = 3000051538848.

The previous prime is 3101131102997. The next prime is 3101131103039. The reversal of 3101131103011 is 1103011311013.

It is a cyclic number.

It is not a de Polignac number, because 3101131103011 - 233 = 3092541168419 is a prime.

It is a super-2 number, since 2×31011311030112 (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3101131103041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21825345 + ... + 21966973.

It is an arithmetic number, because the mean of its divisors is an integer number (200225163600).

Almost surely, 23101131103011 is an apocalyptic number.

3101131103011 is a deficient number, since it is larger than the sum of its proper divisors (102471514589).

3101131103011 is a wasteful number, since it uses less digits than its factorization.

3101131103011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146538.

The product of its (nonzero) digits is 27, while the sum is 16.

Adding to 3101131103011 its reverse (1103011311013), we get a palindrome (4204142414024).

The spelling of 3101131103011 in words is "three trillion, one hundred one billion, one hundred thirty-one million, one hundred three thousand, eleven".

Divisors: 1 43 107 4601 4759 141629 204637 509213 6090047 15154303 21896159 651635029 674012411 28982533673 72119327977 3101131103011