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2022020212 = 221397874621
BaseRepresentation
bin111100010000101…
…1001010001110100
312012220210021021111
41320201121101310
513120114121322
6532350524404
7101051613442
oct17041312164
95186707244
102022020212
11948417793
12485206704
13262bb7184
1415278bb92
15bc7b2177
hex78859474

2022020212 has 24 divisors (see below), whose sum is σ = 3569293280. Its totient is φ = 1002244320.

The previous prime is 2022020201. The next prime is 2022020233. The reversal of 2022020212 is 2120202202.

It is a junction number, because it is equal to n+sod(n) for n = 2022020192 and 2022020201.

It is a congruent number.

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, 435262 + ... + 439882.

Almost surely, 22022020212 is an apocalyptic number.

It is an amenable number.

2022020212 is a deficient number, since it is larger than the sum of its proper divisors (1547273068).

2022020212 is a wasteful number, since it uses less digits than its factorization.

2022020212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5551 (or 5549 counting only the distinct ones).

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

The square root of 2022020212 is about 44966.8790555893. The cubic root of 2022020212 is about 1264.5281376333.

Adding to 2022020212 its reverse (2120202202), we get a palindrome (4142222414).

The spelling of 2022020212 in words is "two billion, twenty-two million, twenty thousand, two hundred twelve".

Divisors: 1 2 4 139 278 556 787 1574 3148 4621 9242 18484 109393 218786 437572 642319 1284638 2569276 3636727 7273454 14546908 505505053 1011010106 2022020212