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12020222202 = 234279746811
BaseRepresentation
bin10110011000111011…
…00000100011111010
31011000201011112222220
423030131200203322
5144104134102302
65304431024510
7603605126412
oct131435404372
934021145886
1012020222202
11510911393a
1223b566b136
1311973c5121
148205a3642
154a54174bc
hex2cc7608fa

12020222202 has 16 divisors (see below), whose sum is σ = 24041519712. Its totient is φ = 4006561520.

The previous prime is 12020222173. The next prime is 12020222219. The reversal of 12020222202 is 20222202021.

12020222202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 233377 + ... + 280187.

It is an arithmetic number, because the mean of its divisors is an integer number (1502594982).

Almost surely, 212020222202 is an apocalyptic number.

12020222202 is an abundant number, since it is smaller than the sum of its proper divisors (12021297510).

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

12020222202 is a wasteful number, since it uses less digits than its factorization.

12020222202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89613.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 12020222202 its reverse (20222202021), we get a palindrome (32242424223).

The spelling of 12020222202 in words is "twelve billion, twenty million, two hundred twenty-two thousand, two hundred two".

Divisors: 1 2 3 6 42797 46811 85594 93622 128391 140433 256782 280866 2003370367 4006740734 6010111101 12020222202