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12101132230002 = 2322484127063529
BaseRepresentation
bin1011000000011000001110…
…1100000001110101110010
31120211212010201012200121200
42300012003230001311302
53041231104322330002
641423103340432030
72356164223541064
oct260060354016562
946755121180550
1012101132230002
113946074739082
121435344848616
1369a193955cba
142db9ab16b734
1515eba175ab1c
hexb0183b01d72

12101132230002 has 24 divisors (see below), whose sum is σ = 26220176278140. Its totient is φ = 4033548213120.

The previous prime is 12101132229997. The next prime is 12101132230007. The reversal of 12101132230002 is 20003223110121.

It is an interprime number because it is at equal distance from previous prime (12101132229997) and next prime (12101132230007).

It can be written as a sum of positive squares in 2 ways, for example, as 11350706784561 + 750425445441 = 3369081^2 + 866271^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (12101132230007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13084627 + ... + 13978902.

Almost surely, 212101132230002 is an apocalyptic number.

12101132230002 is an abundant number, since it is smaller than the sum of its proper divisors (14119044048138).

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

12101132230002 is a wasteful number, since it uses less digits than its factorization.

12101132230002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27088378 (or 27088375 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 12101132230002 its reverse (20003223110121), we get a palindrome (32104355340123).

The spelling of 12101132230002 in words is "twelve trillion, one hundred one billion, one hundred thirty-two million, two hundred thirty thousand, two".

Divisors: 1 2 3 6 9 18 24841 49682 74523 149046 223569 447138 27063529 54127058 81190587 162381174 243571761 487143522 672285123889 1344570247778 2016855371667 4033710743334 6050566115001 12101132230002