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12012020222102 = 27977535771783
BaseRepresentation
bin1010111011001100010000…
…1100101100100010010110
31120112100010100020122122122
42232303010030230202112
53033301104134101402
641314125041055542
72346561026141555
oct256630414544226
946470110218578
1012012020222102
1139112a629865a
1214200153275b2
13691961ab4944
142d7556181d9c
1515c6d8337ca2
hexaecc432c896

12012020222102 has 8 divisors (see below), whose sum is σ = 18040637650896. Its totient is φ = 5998474338472.

The previous prime is 12012020222087. The next prime is 12012020222107. The reversal of 12012020222102 is 20122202021021.

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 not an unprimeable number, because it can be changed into a prime (12012020222107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3767884298 + ... + 3767887485.

It is an arithmetic number, because the mean of its divisors is an integer number (2255079706362).

Almost surely, 212012020222102 is an apocalyptic number.

12012020222102 is a deficient number, since it is larger than the sum of its proper divisors (6028617428794).

12012020222102 is an equidigital number, since it uses as much as digits as its factorization.

12012020222102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7535772582.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 12012020222102 its reverse (20122202021021), we get a palindrome (32134222243123).

The spelling of 12012020222102 in words is "twelve trillion, twelve billion, twenty million, two hundred twenty-two thousand, one hundred two".

Divisors: 1 2 797 1594 7535771783 15071543566 6006010111051 12012020222102