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2120020011222 = 232931160736451
BaseRepresentation
bin11110110110011011000…
…010100010100011010110
321111200010211200010200220
4132312123002202203112
5234213300110324342
64301531310215210
7306111033524151
oct36663302424326
97450124603626
102120020011222
11748106033703
122a2a5a4b4506
13124bbc936ca9
1474876724c98
153a22ead75ec
hex1ed9b0a28d6

2120020011222 has 64 divisors (see below), whose sum is σ = 4401758799360. Its totient is φ = 679893984000.

The previous prime is 2120020011209. The next prime is 2120020011233. The reversal of 2120020011222 is 2221100200212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 328631097 + ... + 328637547.

It is an arithmetic number, because the mean of its divisors is an integer number (68777481240).

Almost surely, 22120020011222 is an apocalyptic number.

2120020011222 is an abundant number, since it is smaller than the sum of its proper divisors (2281738788138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2120020011222 is a wasteful number, since it uses less digits than its factorization.

2120020011222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12869.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2120020011222 its reverse (2221100200212), we get a palindrome (4341120211434).

The spelling of 2120020011222 in words is "two trillion, one hundred twenty billion, twenty million, eleven thousand, two hundred twenty-two".

Divisors: 1 2 3 6 29 58 87 174 311 622 933 1866 6073 6451 9019 12146 12902 18038 18219 19353 27057 36438 38706 54114 176117 187079 352234 374158 528351 561237 1056702 1122474 1888703 2006261 3777406 4012522 5666109 6018783 11332218 12037566 39176923 54772387 58181569 78353846 109544774 116363138 117530769 164317161 174544707 235061538 328634322 349089414 1136130767 2272261534 3408392301 6816784602 12184023053 24368046106 36552069159 73104138318 353336668537 706673337074 1060010005611 2120020011222