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12120202002202 = 274561189811163
BaseRepresentation
bin1011000001011111010001…
…0101011011111100011010
31120220200100201100111012221
42300113310111123330122
53042034133203032302
641435535520054254
72360440622121430
oct260276425337432
946820321314187
1012120202002202
11395317006a198
121438b8716438a
1369bc126b2688
142dc899aa8d50
1516041a9c8937
hexb05f455bf1a

12120202002202 has 16 divisors (see below), whose sum is σ = 20782044724032. Its totient is φ = 5193233392320.

The previous prime is 12120202002199. The next prime is 12120202002217. The reversal of 12120202002202 is 20220020202121.

It is a super-2 number, since 2×121202020022022 (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94841728 + ... + 94969435.

It is an arithmetic number, because the mean of its divisors is an integer number (1298877795252).

Almost surely, 212120202002202 is an apocalyptic number.

12120202002202 is a deficient number, since it is larger than the sum of its proper divisors (8661842721830).

12120202002202 is a wasteful number, since it uses less digits than its factorization.

12120202002202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189815733.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 12120202002202 its reverse (20220020202121), we get a palindrome (32340222204323).

The spelling of 12120202002202 in words is "twelve trillion, one hundred twenty billion, two hundred two million, two thousand, two hundred two".

Divisors: 1 2 7 14 4561 9122 31927 63854 189811163 379622326 1328678141 2657356282 865728714443 1731457428886 6060101001101 12120202002202