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1012222 = 21015011
BaseRepresentation
bin11110111000111111110
31220102111201
43313013332
5224342342
633410114
711414041
oct3670776
91812451
101012222
11631552
1240993a
13295963
141c4c58
1514edb7
hexf71fe

1012222 has 8 divisors (see below), whose sum is σ = 1533672. Its totient is φ = 501000.

The previous prime is 1012217. The next prime is 1012229. The reversal of 1012222 is 2222101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1012199 and 1012208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2304 + ... + 2707.

It is an arithmetic number, because the mean of its divisors is an integer number (191709).

21012222 is an apocalyptic number.

1012222 is a deficient number, since it is larger than the sum of its proper divisors (521450).

1012222 is a wasteful number, since it uses less digits than its factorization.

1012222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5114.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 1012222 is about 1006.0924410808. The cubic root of 1012222 is about 100.4057514311.

Adding to 1012222 its reverse (2222101), we get a palindrome (3234323).

It can be divided in two parts, 101 and 2222, that multiplied together give a palindrome (224422).

The spelling of 1012222 in words is "one million, twelve thousand, two hundred twenty-two".

Divisors: 1 2 101 202 5011 10022 506111 1012222