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101212202212211 = 1931171837355199
BaseRepresentation
bin10111000000110101001101…
…010111000001101101110011
3111021100210101101122020121202
4113000311031113001231303
5101231230042231242321
6555132124355041415
730214224503012066
oct2700651527015563
9437323341566552
10101212202212211
112a281943608972
12b4277298a026b
13446236774565c
141adc9a7b548dd
15ba7b6587070b
hex5c0d4d5c1b73

101212202212211 has 8 divisors (see below), whose sum is σ = 109975907328000. Its totient is φ = 92792171806920.

The previous prime is 101212202212201. The next prime is 101212202212213. The reversal of 101212202212211 is 112212202212101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 101212202212211 - 222 = 101212198017907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101212202212213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85918677011 + ... + 85918678188.

It is an arithmetic number, because the mean of its divisors is an integer number (13746988416000).

Almost surely, 2101212202212211 is an apocalyptic number.

101212202212211 is a deficient number, since it is larger than the sum of its proper divisors (8763705115789).

101212202212211 is a wasteful number, since it uses less digits than its factorization.

101212202212211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171837355249.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 101212202212211 its reverse (112212202212101), we get a palindrome (213424404424312).

The spelling of 101212202212211 in words is "one hundred one trillion, two hundred twelve billion, two hundred two million, two hundred twelve thousand, two hundred eleven".

Divisors: 1 19 31 589 171837355199 3264909748781 5326958011169 101212202212211