10012222 has 32 divisors (see below), whose sum is σ = 17501184. Its totient is φ = 4250400.
The previous prime is 10012217. The next prime is 10012229. The reversal of 10012222 is 22221001.
10012222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a plaindrome in base 14.
It is a junction number, because it is equal to n+sod(n) for n = 10012199 and 10012208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10012229) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23572 + ... + 23992.
It is an arithmetic number, because the mean of its divisors is an integer number (546912).
Almost surely, 210012222 is an apocalyptic number.
10012222 is a deficient number, since it is larger than the sum of its proper divisors (7488962).
10012222 is a wasteful number, since it uses less digits than its factorization.
10012222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 504.
The product of its (nonzero) digits is 16, while the sum is 10.
The square root of 10012222 is about 3164.2095379415. The cubic root of 10012222 is about 215.5312049385.
Adding to 10012222 its reverse (22221001), we get a palindrome (32233223).
It can be divided in two parts, 1001 and 2222, that multiplied together give a palindrome (2224222).
The spelling of 10012222 in words is "ten million, twelve thousand, two hundred twenty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •