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214210212342142 = 21947119938528747
BaseRepresentation
bin110000101101001010110011…
…100111010010100101111110
31001002110022000000011102121111
4300231022303213102211332
5211034110003324422032
62035330451340352234
763056114516264422
oct6055126347224576
91032408000142544
10214210212342142
116228804a466a15
122003745a84567a
13926ac232083a3
143ac7b885acb82
1519b7174c65c47
hexc2d2b39d297e

214210212342142 has 16 divisors (see below), whose sum is σ = 345422962794240. Its totient is φ = 99309101801688.

The previous prime is 214210212342131. The next prime is 214210212342211. The reversal of 214210212342142 is 241243212012412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59969262588 + ... + 59969266159.

It is an arithmetic number, because the mean of its divisors is an integer number (21588935174640).

Almost surely, 2214210212342142 is an apocalyptic number.

214210212342142 is a deficient number, since it is larger than the sum of its proper divisors (131212750452098).

214210212342142 is a wasteful number, since it uses less digits than its factorization.

214210212342142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119938528815.

The product of its (nonzero) digits is 12288, while the sum is 31.

Adding to 214210212342142 its reverse (241243212012412), we get a palindrome (455453424354554).

The spelling of 214210212342142 in words is "two hundred fourteen trillion, two hundred ten billion, two hundred twelve million, three hundred forty-two thousand, one hundred forty-two".

Divisors: 1 2 19 38 47 94 893 1786 119938528747 239877057494 2278832046193 4557664092386 5637110851109 11274221702218 107105106171071 214210212342142