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131011411102 = 21113883518779
BaseRepresentation
bin111101000000011100…
…0110111110010011110
3110112011102002020211021
41322000320313302132
54121302410123402
6140104045114354
712315404422525
oct1720070676236
9415142066737
10131011411102
115061a587280
12214835589ba
13c47b5a8940
1464ab9474bc
15361ba4ad37
hex1e80e37c9e

131011411102 has 32 divisors (see below), whose sum is σ = 231135166080. Its totient is φ = 54907463520.

The previous prime is 131011411099. The next prime is 131011411109. The reversal of 131011411102 is 201114110131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131011411109) 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, 6852 + ... + 511927.

It is an arithmetic number, because the mean of its divisors is an integer number (7222973940).

Almost surely, 2131011411102 is an apocalyptic number.

131011411102 is a deficient number, since it is larger than the sum of its proper divisors (100123754978).

131011411102 is a wasteful number, since it uses less digits than its factorization.

131011411102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519688.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 131011411102 its reverse (201114110131), we get a palindrome (332125521233).

The spelling of 131011411102 in words is "one hundred thirty-one billion, eleven million, four hundred eleven thousand, one hundred two".

Divisors: 1 2 11 13 22 26 143 286 883 1766 9713 11479 19426 22958 126269 252538 518779 1037558 5706569 6744127 11413138 13488254 74185397 148370794 458081857 916163714 5038900427 5955064141 10077800854 11910128282 65505705551 131011411102