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210101021212002 = 231710271200546581
BaseRepresentation
bin101111110001010111110100…
…101111000111110101100010
31000112220110110102002121011020
4233301113310233013311202
5210014243342412241002
62022503024321430310
762153204111056104
oct5761276457076542
91015813412077136
10210101021212002
1160a43385174128
121b692b9aa9b396
13903059767cc9b
1439c4d2d683574
151945322bdd2bc
hexbf15f4bc7d62

210101021212002 has 32 divisors (see below), whose sum is σ = 444963129905664. Its totient is φ = 65907628051200.

The previous prime is 210101021212001. The next prime is 210101021212013. The reversal of 210101021212002 is 200212120101012.

It is a super-2 number, since 2×2101010212120022 (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (210101021212001) 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 15 ways as a sum of consecutive naturals, for example, 99225649 + ... + 101320932.

It is an arithmetic number, because the mean of its divisors is an integer number (13905097809552).

Almost surely, 2210101021212002 is an apocalyptic number.

210101021212002 is an abundant number, since it is smaller than the sum of its proper divisors (234862108693662).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

210101021212002 is a wasteful number, since it uses less digits than its factorization.

210101021212002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200556874.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 210101021212002 its reverse (200212120101012), we get a palindrome (410313141313014).

The spelling of 210101021212002 in words is "two hundred ten trillion, one hundred one billion, twenty-one million, two hundred twelve thousand, two".

Divisors: 1 2 3 6 17 34 51 102 10271 20542 30813 61626 174607 349214 523821 1047642 200546581 401093162 601639743 1203279486 3409291877 6818583754 10227875631 20455751262 2059813933451 4119627866902 6179441800353 12358883600706 35016836868667 70033673737334 105050510606001 210101021212002