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8012120212108 = 2217311578208399
BaseRepresentation
bin111010010010111011110…
…0101000100001010001100
31001100221200102200222020001
41310211313211010022030
52022232310233241413
625012414530134044
71454566544056465
oct164456745041214
931327612628201
108012120212108
112609a14a90a61
12a94976a21324
134617029282bc
141d9b0822dd6c
15dd63102e4dd
hex7497794428c

8012120212108 has 12 divisors (see below), whose sum is σ = 14102257831200. Its totient is φ = 3982903688912.

The previous prime is 8012120212097. The next prime is 8012120212163.

8012120212108 is nontrivially palindromic in base 10.

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, 5789103508 + ... + 5789104891.

It is an arithmetic number, because the mean of its divisors is an integer number (1175188152600).

Almost surely, 28012120212108 is an apocalyptic number.

It is an amenable number.

8012120212108 is a deficient number, since it is larger than the sum of its proper divisors (6090137619092).

8012120212108 is a wasteful number, since it uses less digits than its factorization.

8012120212108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11578208576 (or 11578208574 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 28.

It can be divided in two parts, 8012120 and 212108, that added together give a palindrome (8224228).

The spelling of 8012120212108 in words is "eight trillion, twelve billion, one hundred twenty million, two hundred twelve thousand, one hundred eight".

Divisors: 1 2 4 173 346 692 11578208399 23156416798 46312833596 2003030053027 4006060106054 8012120212108