Search a number
-
+
1222222102404 = 223101851841867
BaseRepresentation
bin10001110010010010000…
…111010011111110000100
311022211202202111212200020
4101302102013103332010
5130011102324234104
62333251525215140
7154205542312422
oct21622207237604
94284682455606
101222222102404
11431383571586
12178a5b8614b0
138b341462324
14432279a2112
1521bd5a8c2d9
hex11c921d3f84

1222222102404 has 12 divisors (see below), whose sum is σ = 2851851572304. Its totient is φ = 407407367464.

The previous prime is 1222222102363. The next prime is 1222222102427. The reversal of 1222222102404 is 4042012222221.

It is a tau number, because it is divible by the number of its divisors (12).

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, 50925920922 + ... + 50925920945.

It is an arithmetic number, because the mean of its divisors is an integer number (237654297692).

Almost surely, 21222222102404 is an apocalyptic number.

It is an amenable number.

1222222102404 is an abundant number, since it is smaller than the sum of its proper divisors (1629629469900).

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

1222222102404 is a wasteful number, since it uses less digits than its factorization.

1222222102404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101851841874 (or 101851841872 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 1222222102404 its reverse (4042012222221), we get a palindrome (5264234324625).

The spelling of 1222222102404 in words is "one trillion, two hundred twenty-two billion, two hundred twenty-two million, one hundred two thousand, four hundred four".

Divisors: 1 2 3 4 6 12 101851841867 203703683734 305555525601 407407367468 611111051202 1222222102404