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210211201101201 = 31973145829346429
BaseRepresentation
bin101111110010111110011011…
…111110000010110110010001
31000120021222212000222220010020
4233302332123332002312101
5210023100014440214301
62023025405335054053
762164154345503626
oct5762763376026621
91016258760886106
10210211201101201
1160a860849106a3
121b6b0409b11329
13903aaa62124b1
1439ca3c26d234d
1519481209bb436
hexbf2f9bf82d91

210211201101201 has 32 divisors (see below), whose sum is σ = 299077730448000. Its totient is φ = 130944994979328.

The previous prime is 210211201101149. The next prime is 210211201101227. The reversal of 210211201101201 is 102101102112012.

It is a happy number.

It is not a de Polignac number, because 210211201101201 - 27 = 210211201101073 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (210211201101281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 606621255 + ... + 606967683.

It is an arithmetic number, because the mean of its divisors is an integer number (9346179076500).

Almost surely, 2210211201101201 is an apocalyptic number.

It is an amenable number.

210211201101201 is a deficient number, since it is larger than the sum of its proper divisors (88866529346799).

210211201101201 is a wasteful number, since it uses less digits than its factorization.

210211201101201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492353.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 210211201101201 its reverse (102101102112012), we get a palindrome (312312303213213).

The spelling of 210211201101201 in words is "two hundred ten trillion, two hundred eleven billion, two hundred one million, one hundred one thousand, two hundred one".

Divisors: 1 3 19 57 73 219 1387 4161 145829 346429 437487 1039287 2770751 6582151 8312253 10645517 19746453 25289317 31936551 75867951 202264823 480497023 606794469 1441491069 50519394641 151558183923 959868498179 2879605494537 3687915808793 11063747426379 70070400367067 210211201101201