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212012122022 = 21917473193627
BaseRepresentation
bin1100010101110011101…
…0000011111110100110
3202021020111012201010122
43011130322003332212
511433200100401042
6241221431321542
721213600205631
oct3053472037646
9667214181118
10212012122022
1181a06352278
123510a5202b2
1316cb9b3939c
14a393576c18
1557accdb7d2
hex315ce83fa6

212012122022 has 16 divisors (see below), whose sum is σ = 334947704640. Its totient is φ = 100369277928.

The previous prime is 212012121991. The next prime is 212012122043. The reversal of 212012122022 is 220221210212.

It is a happy number.

212012122022 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 1530428 + ... + 1663199.

It is an arithmetic number, because the mean of its divisors is an integer number (20934231540).

Almost surely, 2212012122022 is an apocalyptic number.

212012122022 is a deficient number, since it is larger than the sum of its proper divisors (122935582618).

212012122022 is a wasteful number, since it uses less digits than its factorization.

212012122022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3195395.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 212012122022 its reverse (220221210212), we get a palindrome (432233332234).

The spelling of 212012122022 in words is "two hundred twelve billion, twelve million, one hundred twenty-two thousand, twenty-two".

Divisors: 1 2 19 38 1747 3494 33193 66386 3193627 6387254 60678913 121357826 5579266369 11158532738 106006061011 212012122022