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122000121212 = 2230500030303
BaseRepresentation
bin111000110011111000…
…1100001110101111100
3102122220101202021222212
41301213301201311330
53444324012334322
6132013541555552
711546163630404
oct1614761416574
9378811667885
10122000121212
1147815984862
121b789715bb8
13b6736a4948
145c94c33804
15329088e0e2
hex1c67c61d7c

122000121212 has 6 divisors (see below), whose sum is σ = 213500212128. Its totient is φ = 61000060604.

The previous prime is 122000121197. The next prime is 122000121227. The reversal of 122000121212 is 212121000221.

It is an interprime number because it is at equal distance from previous prime (122000121197) and next prime (122000121227).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15250015148 + ... + 15250015155.

It is an arithmetic number, because the mean of its divisors is an integer number (35583368688).

Almost surely, 2122000121212 is an apocalyptic number.

It is an amenable number.

122000121212 is a deficient number, since it is larger than the sum of its proper divisors (91500090916).

122000121212 is a wasteful number, since it uses less digits than its factorization.

122000121212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30500030307 (or 30500030305 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 122000121212 its reverse (212121000221), we get a palindrome (334121121433).

The spelling of 122000121212 in words is "one hundred twenty-two billion, one hundred twenty-one thousand, two hundred twelve".

Divisors: 1 2 4 30500030303 61000060606 122000121212