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131102311102 = 279364450793
BaseRepresentation
bin111101000011001001…
…1101000001010111110
3110112101202010110011221
41322012103220022332
54121444142423402
6140121053303554
712320560154230
oct1720623501276
9415352113157
10131102311102
1150666922844
12214a9a94bba
13c494384419
1464b9a4a250
153624a04337
hex1e864e82be

131102311102 has 8 divisors (see below), whose sum is σ = 224746819056. Its totient is φ = 56186704752.

The previous prime is 131102311099. The next prime is 131102311117. The reversal of 131102311102 is 201113201131.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 4682225383 + ... + 4682225410.

It is an arithmetic number, because the mean of its divisors is an integer number (28093352382).

Almost surely, 2131102311102 is an apocalyptic number.

131102311102 is a deficient number, since it is larger than the sum of its proper divisors (93644507954).

131102311102 is an equidigital number, since it uses as much as digits as its factorization.

131102311102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9364450802.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 131102311102 its reverse (201113201131), we get a palindrome (332215512233).

The spelling of 131102311102 in words is "one hundred thirty-one billion, one hundred two million, three hundred eleven thousand, one hundred two".

Divisors: 1 2 7 14 9364450793 18728901586 65551155551 131102311102