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20220202012 = 2219126466233
BaseRepresentation
bin10010110101001101…
…111100110000011100
31221012011212200121211
4102311031330300130
5312402332431022
613142233034204
71314034611163
oct226515746034
957164780554
1020220202012
11863686005a
123b03855964
131ba31b629a
14d9b6463da
157d5265e77
hex4b537cc1c

20220202012 has 12 divisors (see below), whose sum is σ = 35570618496. Its totient is φ = 10057168160.

The previous prime is 20220202001. The next prime is 20220202031. The reversal of 20220202012 is 21020202202.

It is a junction number, because it is equal to n+sod(n) for n = 20220201983 and 20220202001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13232353 + ... + 13233880.

It is an arithmetic number, because the mean of its divisors is an integer number (2964218208).

Almost surely, 220220202012 is an apocalyptic number.

It is an amenable number.

20220202012 is a deficient number, since it is larger than the sum of its proper divisors (15350416484).

20220202012 is a wasteful number, since it uses less digits than its factorization.

20220202012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26466428 (or 26466426 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 20220202012 its reverse (21020202202), we get a palindrome (41240404214).

The spelling of 20220202012 in words is "twenty billion, two hundred twenty million, two hundred two thousand, twelve".

Divisors: 1 2 4 191 382 764 26466233 52932466 105864932 5055050503 10110101006 20220202012