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222221121020002 = 21321087396046211
BaseRepresentation
bin110010100001101111100010…
…111110101110000001100010
31002010211010120000011002021201
4302201233202332232001202
5213111332323440120002
62104342550151311414
764543642352446336
oct6241574276560142
91063733500132251
10222221121020002
11648964a25832a5
1220b0bb3797b56a
1396cc491b31200
143cc37b99497c6
151aa573472c087
hexca1be2fae062

222221121020002 has 24 divisors (see below), whose sum is σ = 360948335991120. Its totient is φ = 102562634144880.

The previous prime is 222221121019981. The next prime is 222221121020021. The reversal of 222221121020002 is 200020121122222.

222221121020002 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 polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33730677 + ... + 39776887.

It is an arithmetic number, because the mean of its divisors is an integer number (15039513999630).

Almost surely, 2222221121020002 is an apocalyptic number.

222221121020002 is a deficient number, since it is larger than the sum of its proper divisors (138727214971118).

222221121020002 is a wasteful number, since it uses less digits than its factorization.

222221121020002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6154978 (or 6154965 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 222221121020002 its reverse (200020121122222), we get a palindrome (422241242142224).

The spelling of 222221121020002 in words is "two hundred twenty-two trillion, two hundred twenty-one billion, one hundred twenty-one million, twenty thousand, two".

Divisors: 1 2 13 26 169 338 108739 217478 1413607 2827214 6046211 12092422 18376891 36753782 78600743 157201486 1021809659 2043619318 657458937929 1314917875858 8546966193077 17093932386154 111110560510001 222221121020002