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220202022212012 = 22241639227821277
BaseRepresentation
bin110010000100010111000111…
…010100000001000110101100
31001212200002220112112021002202
4302010113013110001012230
5212330242220141241022
62100155225032441032
764245033246656321
oct6204270724010654
91055602815467082
10220202022212012
116418817597a385
1220844763849178
1395b3c66815329
143c53b98760b48
151a6ce5eb98592
hexc845c75011ac

220202022212012 has 12 divisors (see below), whose sum is σ = 385355135311440. Its totient is φ = 110100554980176.

The previous prime is 220202022211979. The next prime is 220202022212041. The reversal of 220202022212012 is 210212220202022.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112944083 + ... + 114877194.

It is an arithmetic number, because the mean of its divisors is an integer number (32112927942620).

Almost surely, 2220202022212012 is an apocalyptic number.

It is an amenable number.

220202022212012 is a deficient number, since it is larger than the sum of its proper divisors (165153113099428).

220202022212012 is a wasteful number, since it uses less digits than its factorization.

220202022212012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228062920 (or 228062918 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 220202022212012 its reverse (210212220202022), we get a palindrome (430414242414034).

The spelling of 220202022212012 in words is "two hundred twenty trillion, two hundred two billion, twenty-two million, two hundred twelve thousand, twelve".

Divisors: 1 2 4 241639 483278 966556 227821277 455642554 911285108 55050505553003 110101011106006 220202022212012