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122002110212 = 22409276726951
BaseRepresentation
bin111000110011111100…
…1000111011100000100
3102122220112111100101112
41301213321013130010
53444330020011322
6132014052344152
711546216553263
oct1614771073404
9378815440345
10122002110212
1147817013164
121b78a315058
13b673c20078
145c951d05da
153290b335e2
hex1c67e47704

122002110212 has 24 divisors (see below), whose sum is σ = 214111000320. Its totient is φ = 60827659200.

The previous prime is 122002110169. The next prime is 122002110227. The reversal of 122002110212 is 212011200221.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4513337 + ... + 4540287.

It is an arithmetic number, because the mean of its divisors is an integer number (8921291680).

Almost surely, 2122002110212 is an apocalyptic number.

It is an amenable number.

122002110212 is a deficient number, since it is larger than the sum of its proper divisors (92108890108).

122002110212 is a wasteful number, since it uses less digits than its factorization.

122002110212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30131 (or 30129 counting only the distinct ones).

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

Adding to 122002110212 its reverse (212011200221), we get a palindrome (334013310433).

Subtracting 122002110212 from its reverse (212011200221), we obtain a palindrome (90009090009).

The spelling of 122002110212 in words is "one hundred twenty-two billion, two million, one hundred ten thousand, two hundred twelve".

Divisors: 1 2 4 409 818 1636 2767 5534 11068 26951 53902 107804 1131703 2263406 4526812 11022959 22045918 44091836 74573417 149146834 298293668 30500527553 61001055106 122002110212