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131212202210102 = 2135046623161927
BaseRepresentation
bin11101110101011000111000…
…101100111111001100110110
3122012120202121222022220012202
4131311120320230333030312
5114144240042231210402
61143022015322144502
736431524455402206
oct3565307054771466
9565522558286182
10131212202210102
11388988674a8382
1212871979052132
13582a346b83950
1424589c1100406
1510281e5648b02
hex775638b3f336

131212202210102 has 8 divisors (see below), whose sum is σ = 211958172800976. Its totient is φ = 60559477943112.

The previous prime is 131212202210093. The next prime is 131212202210123. The reversal of 131212202210102 is 201012202212131.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2523311580938 + ... + 2523311580989.

It is an arithmetic number, because the mean of its divisors is an integer number (26494771600122).

Almost surely, 2131212202210102 is an apocalyptic number.

131212202210102 is a deficient number, since it is larger than the sum of its proper divisors (80745970590874).

131212202210102 is a wasteful number, since it uses less digits than its factorization.

131212202210102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5046623161942.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 131212202210102 its reverse (201012202212131), we get a palindrome (332224404422233).

The spelling of 131212202210102 in words is "one hundred thirty-one trillion, two hundred twelve billion, two hundred two million, two hundred ten thousand, one hundred two".

Divisors: 1 2 13 26 5046623161927 10093246323854 65606101105051 131212202210102