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2111020202222 = 29773719290497
BaseRepresentation
bin11110101110000010100…
…110111111100011101110
321110210220121221110200122
4132232002212333203232
5234041332132432342
64253442253124542
7305342022440021
oct36560246774356
97423817843618
102111020202222
11744307962a28
122a1168489752
131240b7222919
147426135d1b8
1539da49474d2
hex1eb829bf8ee

2111020202222 has 16 divisors (see below), whose sum is σ = 3170634611040. Its totient is φ = 1054142588928.

The previous prime is 2111020202149. The next prime is 2111020202231. The reversal of 2111020202222 is 2222020201112.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2111020202222.

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, 7121678 + ... + 7412174.

It is an arithmetic number, because the mean of its divisors is an integer number (198164663190).

Almost surely, 22111020202222 is an apocalyptic number.

2111020202222 is a deficient number, since it is larger than the sum of its proper divisors (1059614408818).

2111020202222 is a wasteful number, since it uses less digits than its factorization.

2111020202222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295195.

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

Adding to 2111020202222 its reverse (2222020201112), we get a palindrome (4333040403334).

The spelling of 2111020202222 in words is "two trillion, one hundred eleven billion, twenty million, two hundred two thousand, two hundred twenty-two".

Divisors: 1 2 977 1954 3719 7438 290497 580994 3633463 7266926 283815569 567631138 1080358343 2160716686 1055510101111 2111020202222