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101211100210001 = 1117118917478943
BaseRepresentation
bin10111000000110100001011…
…101011001110001101010001
3111021100200112121000201210002
4113000310023223032031101
5101231220313123210001
6555131423151215345
730214155262106465
oct2700641353161521
9437320477021702
10101211100210001
112a281428556341
12b427480817555
134462220343542
141adc9016544a5
15ba7aedc4146b
hex5c0d0bace351

101211100210001 has 8 divisors (see below), whose sum is σ = 101225722477824. Its totient is φ = 101196478960240.

The previous prime is 101211100209991. The next prime is 101211100210027. The reversal of 101211100210001 is 100012001112101.

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 101211100210001 - 238 = 100936222303057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101211100260001) 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, 211082336 + ... + 211561278.

It is an arithmetic number, because the mean of its divisors is an integer number (12653215309728).

Almost surely, 2101211100210001 is an apocalyptic number.

It is an amenable number.

101211100210001 is a deficient number, since it is larger than the sum of its proper divisors (14622267823).

101211100210001 is a wasteful number, since it uses less digits than its factorization.

101211100210001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509031.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 101211100210001 its reverse (100012001112101), we get a palindrome (201223101322102).

The spelling of 101211100210001 in words is "one hundred one trillion, two hundred eleven billion, one hundred million, two hundred ten thousand, one".

Divisors: 1 11171 18917 478943 211321807 5350272253 9060164731 101211100210001