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2212220002 = 21106110001
BaseRepresentation
bin1000001111011011…
…1100110001100010
312201011200102100011
42003312330301202
514012312020002
61003303315134
7105551362666
oct20366746142
95634612304
102212220002
11a358166a3
12518a4baaa
1329341c825
1416db3c8a6
15ce3328d7
hex83dbcc62

2212220002 has 4 divisors (see below), whose sum is σ = 3318330006. Its totient is φ = 1106110000.

The previous prime is 2212219969. The next prime is 2212220039. The reversal of 2212220002 is 2000222122.

2212220002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2000222122 = 21000111061.

It can be written as a sum of positive squares in only one way, i.e., 2110391721 + 101828281 = 45939^2 + 10091^2 .

It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 553054999 + ... + 553055002.

Almost surely, 22212220002 is an apocalyptic number.

2212220002 is a deficient number, since it is larger than the sum of its proper divisors (1106110004).

2212220002 is a wasteful number, since it uses less digits than its factorization.

2212220002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1106110003.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 2212220002 is about 47034.2428662352. The cubic root of 2212220002 is about 1302.9950671532.

Adding to 2212220002 its reverse (2000222122), we get a palindrome (4212442124).

It can be divided in two parts, 22122 and 20002, that multiplied together give a palindrome (442484244).

The spelling of 2212220002 in words is "two billion, two hundred twelve million, two hundred twenty thousand, two".

Divisors: 1 2 1106110001 2212220002